Differences between Virus Vs trojan Vs spyware Vs Worms

Virus, Trojan Horse, Spyware and Worms. I am sure that you usually hear these names often. They do harm your computer, Mobile phone or a Mobile Computer by many ways. But do you know the exact difference between these ?

Virus :

Viruses are the auto replicating or self multiplying programs which usually hang on to some executable file formats such as .exe , .sis etc and will shoot up when the Parent program is opened. They start spreading inside the system, They scan for other available files to which they can attach.

Worms :

Worms are almost identical to Viruses just that they differ in their spreading nature. These do not attach to any executable programs like viruses and do not depend on them to spread. These are usually found online , especially in hosting which loads your bandwidth with unwanted loading.

Trojan Horses :

The Trojans do not replicate like Viruses and Worms, They are not used to harm unintentionally. They are used to break the authentication. They are used the most in hacking to get illegal access.

Spyware :

Spywares are also like Trojans which are not made to harm unintentionally. They are Secret Programs which sun behind and Collects information inside the system and will do what they are made to. Perfect example for this is key-loggers, used to collect passwords of others illegally.

Increase your General Knowledge with these facts

1. Shakespeare invented the word ‘ assassination’ and ‘bump’.
2. Stewardesses is the longest word typed with only the left hand.
3. The ant always falls over on its right side when intoxicated.
4. The electric chair was invented by a dentist.
5. The human heart creates enough pressure when it pumps out to the body to squirt blood 30 feet.
6. Wearing headphones for just an hour will increase the bacteria in your ear By 700 times.
7. Ants don’t sleep.
8. Owls have eyeballs that are tubular in shape, because of this, they cannot move their eyes.
9. A bird requires more food in proportion to its size than a baby or a cat.
10. The mouse is the most common mammal in the US.
11. A newborn kangaroo is about 1 inch in length.
12. A cow gives nearly 200,000 glasses of milk in her lifetime.
13. The Canary Islands were not named for a bird called a canary. They were named after a breed of large dogs. The Latin name was Canariae insulae – “Island of Dogs.”
14. There are 701 types of pure breed dogs.
15. A polecat is not a cat. It is a nocturnal European weasel.
16. The animal responsible for the most human deaths world-wide is the mosquito.
17. The biggest pig in recorded history was Big Boy of Black Mountain, North Carolina, who was weighed at 1,904 pounds in 1939.
18. Cats respond most readily to names that end in an “ee” sound.
19. A cat cannot see directly under its nose. This is why the cat cannot seem to find tidbits on the floor.
20. Pigs, walruses and light-colored horses can be sunburned.
21. Snakes are immune to their own poison.
22. An iguana can stay under water for 28 minutes.
23. Cats have more than one hundred vocal sounds, while dogs only have about ten.
24. The biggest member of the cat family is the male lion, which weighs 528 pounds (240 kilograms).
25. Most lipstick contains fish scales.
26. Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
27. Each day in the US, animal shelters are forced to destroy 30,000 dogs and cats.
28. A shrimp’s heart is in their head.
29. A pregnant goldfish is called a twit.
30. A cockroach will live nine days without its head, before it starves to death.
31. The cat lover is an ailurophile, while a cat hater is an ailurophobe.
32. A woodpecker can peck twenty times a second.
33. It may take longer than two days for a chick to break out of its shell.
34. Dragonflies are one of the fastest insects, flying 50 to 60 mph.
35. Despite man’s fear and hatred of the wolf, it has not ever been proved that a non-rabid wolf ever attacked a human.
36. There are more than 100 million dogs and cats in the United States.
37. Americans spend more than 5.4 billion dollars on their pets each year.
38. Cat’s urine glows under a black light.
39. The largest cockroach on record is one measured at 3.81 inches in length.
40. It is estimated that a single toad may catch and eat as many as 10,000 insects in the course of a summer.
41. Amphibians eyes come in a variety shapes and sizes. Some even have square or heart-shaped pupils.
42. It would require an average of 18 hummingbirds to weigh in at 1 ounce.
43. Dogs that do not tolerate small children well are the St. Bernard, the Old English sheep dog, the Alaskan malamute, the bull terrier, and the toy poodle.
44. Moles are able to tunnel through 300 feet of earth in a day.
45. Howler monkeys are the noisiest land animals. Their calls can be heard over 2 miles away.
46. A quarter of the horses in the US died of a vast virus epidemic in 1872.
47. The fastest bird is the Spine-tailed swift, clocked at speeds of up to 220 miles per hour.
48. There is no single cat called the panther. The name is commonly applied to the leopard, but it is also used to refer to the puma and the jaguar. A black panther is really a black leopard. A capon is a castrated rooster.
49. The world’s largest rodent is the Capybara. It is an Amazon water hog that looks like a guinea pig; it can weigh more than 100 pounds.
50. The poison-arrow frog has enough poison to kill about 2,200 people.
51. The hummingbird, the loon, the swift, the kingfisher, and the grebe are all birds that cannot walk.
52. The poisonous copperhead snake smells like fresh cut cucumbers.
53. A chameleon’s tongue is twice the length of its body.
54. Worker ants may live seven years and the queen may live as long as 15 years.
55. The blood of mammals is red, the blood of insects is yellow, and the blood of lobsters is blue.
56. Cheetahs make a chirping sound that is much like a bird’s chirp or a dog’s yelp. The sound is so intense; it can be heard a mile away.
57. The underside of a horse’s hoof is called a frog. The frog peels off several times a year with new growth.
58. The bloodhound is the only animal whose evidence is admissible in an American court. 98% of brown bears in the United States are in Alaska.
59. Before air conditioning was invented, white cotton slipcovers were put on furniture to keep the air cool.
60. The Barbie doll has more than 80 careers.
61. To make one pound of whole milk cheese, 10 pounds of whole milk is needed.
62. 99% of pumpkins are sold for decoration.
63. Every 30 seconds a house fire doubles in size.
64. The month of December is the most popular month for weddings in the Philippines.
65. A one ounce milk chocolate bar has 6 mg of caffeine.
66. Carbon monoxide can kill a person in less than 15 minutes.
67. The largest ever hailstone weighed over 1kg and fell in Bangladesh in 1986.
68. Ants can live up to 16 years.
69. In Belgium, there is a museum that is just for strawberries.
70. The sense of smell of an ant is just as good as a dog’s.
71. Popped popcorn should be stored in the freezer or refrigerator as this way it can stay crunchy for up to three weeks.
72. Coca-Cola was originally green.
73. The most common name in the world is Mohammed.
74. The name of all the continents ends with the same letter that they start with.
75. The strongest muscle in the body is the tongue.
76. TYPEWRITER is the longest word that can be made using the letters only on one row of the keyboard.
77. Women blink nearly twice as much as men!!
78. You can’t kill yourself by holding your breath.
79. It is impossible to lick your elbow.
80. People say “Bless You? when you sneeze because when you sneeze, your heart stops for a millisecond.
81. It is physically impossible for pigs to look up into the sky.
82. The “sixth sick sheik’s sixth sheep’s sick” is said to be the toughest tongue twister in the English language.
83. If you sneeze too hard, you can fracture a rib. If you try to suppress a sneeze, you can rupture a blood vessel in your head or neck and die.
84. Each king in a deck of playing cards represents great king from history. Spades – King David, Clubs – Alexander the Great, Hearts ? Charlemagne, Diamonds – Julius Caesar.
85. 111,111,111 x 111,111,111 = 12,345,678,987,654,321
86. If a statue of a person in the park on a horse has both front legs in the air, the person died in battle. If the horse has one front leg in the air, the person died as a result of wounds received in battle. If the horse has all four legs on the ground, the person died of natural causes.
87. What do bullet proof vests, fire escapes, windshield wipers and laser printers all have in common? Ans. – All invented by women.
88. This is the only food that doesn’t spoil. What is this? Answer: Honey.
89. A crocodile cannot stick its tongue out.
90. A snail can sleep for three years.
91. All polar bears are left handed.
92. American Airlines saved $40,000 in 1987 by eliminating one olive from each salad served in first-class.
93. Butterflies taste with their feet.
94. Elephants are the only animals that can’t jump.
95. In the last 4000 years, no new animals have been domesticated.
96. On average, people fear spiders more than they do death.
97. The cigarette lighter was invented before the match.
98. Most lipstick contains fish scales.
99. Like fingerprints, everyone’s tongue print is different.
100. Tapeworms range in size from about 0.04 inch to more than 50 feet in length.
101. A baby bat is called a pup.
102. German Shepherds bite humans more than any other breed of dog.
103. A female mackerel lays about 500,000 eggs at one time.
104. It takes 35 to 65 minks to produce the average mink coat. The numbers for other types of fur coats are: beaver – 15; fox – 15 to 25; ermine – 150; chinchilla – 60 to 100.

Mind Blowing Facts for General Knowledge

1. Turtles have no teeth.
2. Prehistoric turtles may have weighed as much as 5,000 pounds.
3. Only one out of a thousand baby sea turtles survives after hatching.
4. Sea turtles absorb a lot of salt from the sea water in which they live. They excrete excess salt from their eyes, so it often looks as though they’re crying.
5. Helium is a colorless, odorless, tasteless inert gas at room temperature and makes up about 0.0005% of the air we breathe.
6. Helium Balloon Gas makes balloons float. Helium is lighter than air and just as the heaviest things will tend to fall to the bottom, the lightest things will rise to the top.
7. Helium Balloon Gas makes balloons float. Helium is lighter than air and just as the heaviest things will tend to fall to the bottom, the lightest things will rise to the top.
8. Camels can spit.
9. An ostrich can run 43 miles per hour (70 kilometers per hour).
10. Pigs are the fourth most intelligent animal in the world.
11. Dinosaurs didn’t eat grass? There was no grass in the days of the dinosaurs.
12. Dolphins can swim 37 miles per hour (60 kilometers per hour).
13. A crocodile’s tongue is attached to the roof of its mouth? It cannot move. It cannot chew but its Digestive juices are so strong that it can digest a steel nail, Glass pieces, etc.
14. Sharks are immune to disease i.e. they do not suffer from any Disease.
15. Animals are either right- or left-handed? Polar bears are always left-handed, and so is Kermit the Frog.
16. Paris, France has more dogs than people.
17. New Zealand is home to 70 million sheep and only 40 million people.
18. Male polar bears weigh 1400 pounds and females only weight 550 pounds, on average.
19. Bison are excellent swimmers? Their head, hump and tail never go below the surface of the water.
20. There are 6 to 14 frog?s species in the world that have no tongues. One of these is the African dwarf frog.
21. A frog named Santjie, who was in a frog derby in South Africa jumped 33 feet 5.5 inches.
22. The longest life span of a frog was 40 years
23. The eyes of a frog flatten down when it swallows its prey
24. The name `India’ is derived from the River Indus
25. The Persian invaders converted it into Hindu. The name `Hindustan’ combines Sindhu and Hindu and thus refers to the land of the Hindus.
26. Chess was invented in India.
27. The’ place value system’ and the ‘decimal system’ were developed in 100 BC in India.
28. The game of snakes & ladders was created by the 13th century poet saint Gyandev. It was originally called ‘Mokshapat.’ The ladders in the game represented virtues and the snakes indicated vices.
29. India has the most post offices in the world
30. ‘Navigation’ is derived from the Sanskrit word NAVGATIH
31. The word navy is also derived from the Sanskrit word ‘Nou’.
32. Until 1896, India was the only source for diamonds to the world
33. The’ place value system’ and the ‘decimal system’ were developed in 100 BC in India.
34. A snail can sleep for 3 years.
35. The names of the continents all end with the same letter with which they start
36. Twenty-Four-Karat Gold is not pure gold since there is a small amount of copper in it. Absolutely pure gold is so soft that it can be molded with the hands.
37. Electricity doesn’t move through a wire but through a field around the wire.
38. The first bicycle that was made in 1817 by Baron von Drais didn’t have any pedals? People walked it along
39. The first steam powered train was invented by Robert Stephenson. It was called the Rocket.
40. A cheetah does not roar like a lion – it purrs like a cat (meow).
41. The original name for the butterfly was ‘flutterby’
42. An ostrich’s eye is bigger than its brain.
43. Ants don’t sleep.
44. Dolphins usually live up to about twenty years, but have been known to live for about forty.
45. Dolphins sleep in a semi-alert state by resting one side of their brain at a time
46. A dolphin can hold its breath for 5 to 8 minutes at a time
47. Bats can detect warmth of an animal from about 16 cm away using its “nose-leaf”.
48. Bats can also find food up to 18 ft. away and get information about the type of insect using their sense of echolocation.
49. The eyes of the chameleon can move independently & can see in two different directions at the same time.
50. Cockroach: Can detect movement as small as 2,000 times the diameter of a hydrogen atom.
51. Dragonfly: Eye contains 30,000 lenses.
52. Pig’s Tongue contains 15,000 taste buds. For comparison, the human tongue has 9,000 taste buds.
53. The number system was invented by India. Aryabhatta was the scientist who invented the digit zero.
54. Intelligent people have more zinc and copper in their hair.
55. Earth weighs 5,972,000,000,000,000,000,000 tons
56. Like fingerprints, everyone’s tongue print is different.
57. A duck’s quack doesn’t echo anywhere
58. Man is the only animal who’ll eat with an enemy
59. The average woman uses about her height in lipstick every five years.
60. The first Christmas was celebrated on December 25, AD 336 in Rome.
61. A Cockroach will live nine days without its head, before it starves to death.
62. A chimpanzee can learn to recognize itself in a mirror, but monkeys can’t
63. A rat can last longer without water than a camel can
64. About 10% of the world’s population is left-handed
65. Dolphins sleep with one eye open
66. Snakes have no external ears. Therefore, they do not hear the music of a “snake charmer”. Instead, they are probably responding to the movements of the snake charmer and the flute. However, sound waves may travel through bones in their heads to the middle ear.
67. Many spiders have eight eyes.
68. The tongue of snakes has no taste buds. Instead, the tongue is used to bring smells and tastes into the mouth. Smells and tastes are then detected in two pits, called “Jacobson’s organs”, on the roof of their mouths. Receptors in the pits then transmit smell and taste information to the brain.
69. Birds don’t sweat
70. The highest kangaroo leap recorded is 10 ft and the longest is 42 ft
71. Flamingo tongues were eaten common at Roman feasts
72. The smallest bird in the world is the Hummingbird. It weighs 1oz
73. The bird that can fly the fastest is called a White it can fly up to 95 miles per hour.
74. The oldest living thing on earth is 12,000 years old. It is the flowering shrubs called creosote bushes in the Mojave Desert
75. Tea is said to have been discovered in 2737 BC by a Chinese emperor when some tea leaves accidentally blew into a pot of boiling water.
76. A person can live without food for about a month, but only about a week without water. If the amount of water in your body is reduced by just 1%, one will feel thirsty. If it’s reduced by 10%, one will die.
77. Along with its length neck, the giraffe has a very long tongue — more than a foot and a half long. A giraffe can clean its ears with its 21-inch tongue
78. Ostriches can kick with tremendous force, but only forward. Don’t Mess with them
79. An elephant can smell water three miles away
80. If you were to remove your skin, it would weigh as much as 5 pounds
81. A hippopotamus can run faster than a man
82. India never invaded any country in her last 10000 years of history
83. The world’s known tallest man is Robert Pershing Wadlow. The giraffe is 5.49m (18 ft.), the man is 2.55m (8ft. 11.1 in.).
84. The world’s tallest woman is Sandy Allen. She is 2.35m (7 ft. 7 in.).
85. The only 2 animals that can see behind themselves without turning its head are the rabbit and the parrot.
86. The blue whale is the largest animal on earth. The heart of a blue whale is as big as a car, and its tongue is as long as an elephant.
87. The largest bird egg in the world today is that of the ostrich. Ostrich eggs are from 6 to 8 inches long. Because of their size and the thickness of their shells, they take 40 minutes to hard-boil. The average adult male ostrich, the world’s largest living bird, weighs up to 345 pounds.
88. Every dolphin has its own signature whistle to distinguish it from other dolphins, much like a human fingerprint
89. The world’s largest mammal, the blue whale, weighs 50 tons i.e. 50000 Kg at birth. Fully grown, it weighs as much as 150 tons i.e. 150000 Kg.
90. 90 % of all the ice in the world in on Antarctica
91. Antarctica is DRIEST continent. Antarctica is a desert
92. Antarctica is COLDEST continent, averaging minus 76 degrees in the winter
93. Mercury is the closest planet to the sun and it doesn’t have a moon. Its atmosphere is so thin that during the day the temperature reaches 750 degrees, but at night it gets down to -300 degrees.
94. Jupiter is the largest planet. If Jupiter were hollow, you could fit 1000 earths inside! It is made up of gas and is not solid. The most famous feature on Jupiter is its Red Spot, which is actually an enormous hurricane that has been raging on Jupiter for hundreds of years! Sixteen moons orbit Jupiter.
95. Saturn is a very windy place! Winds can reach up to 1,100 miles per hour. Saturn is also made of gas. If you could find an ocean large enough, it would float. This planet is famous for its beautiful rings, and has at least 18 moons.
96. Uranus is the third largest planet, and is also made of gas. It’s tilted on its side and spins north-south rather than east-west. Uranus has 15 moons.
97. Neptune takes 165 Earth years to get around the sun. It appears blue because it is made of methane gas. Neptune also has a big Spot like Jupiter. Winds on Neptune get up to 1,200 mile per hour! Neptune has 8 moons.
98. Pluto is the farthest planet from the sun… usually. It has such an unusual orbit that it is occasionally closer to the sun than Neptune. Pluto is made of rock and ice.
99. Just about everyone listens to the radio! 99% of homes in the United States have a least one radio. Most families have several radios.
100. Sound is sent from the radio station through the air to your radio by means of electromagnetic waves. News, music, Bible teaching, baseball games, plays, advertisements- these sounds are all converted into electromagnetic waves (radio waves) before they reach your radio and your ears.
101. At the radio station, the announcer speaks into a microphone. The microphone changes the sound of his voice into an electrical signal. This signal is weak and can’t travel very far, so it’s sent to a transmitter. The transmitter mixes the signal with some strong radio signals called carrier waves. These waves are then sent out through a special antenna at the speed of light! They reach the antenna of your radio. Your antenna “catches” the signal, and the radio’s amplifier strengthens the signal and sends it to the speakers. The speakers vibrate, and your ears pick up the vibrations and your brain translates them into the voice of the radio announcer back at the station. When you consider all the places the announcer’s voice travels.
102. Every radio station has its own frequency. When you turn the tuning knob on your radio, you are choosing which frequency you want your antenna to “catch.”
103. Mountain lions are known by more than 100 names, including panther, catamount, cougar, painter and puma. Its scientific name is Felis concolor, which means “cat of one color.” At one time, mountain lions were very common!
104. The large cats of the world are divided into two groups- those that roar, like tigers and African lions, and those that purr. Mountain lions purr, hiss, scream, and snarl, but they cannot roar. They can jump a distance of 30 feet, and jump as high as 15 feet. It would take quite a fence to keep a mountain lion out! Their favorite food is deer, but they’ll eat other critters as well. They hunt alone, not in packs like wolves. They sneak up on their prey just like a house cat sneaks up on a bird or toy- one slow step at a time. A lion can eat ten pounds of meat at one time!
105. Queen ants can live to be 30 years old
106. Dragonflies can flap their wings 28 times per second and they can fly up to 60 miles per hour
107. As fast as dragonflies can flap their wings, bees are even faster… they can flap their wings 435 times per second
108. Human thigh bones are stronger than concrete.
109. You can’t kill yourself by holding your breath
110. Your heart beats over 100,000 times a day
111. Right handed people live, on average, nine years longer than left-handed people
112. The elephant is the only mammal that can’t jump!
113. Fingernails grow nearly 4 times faster than toenails!
114. Women blink nearly twice as much as men
115. Honey is the only food that does not spoil. Honey found in the tombs of Egyptian pharaohs has been tasted by archaeologists and found edible
116. Coca-Cola would be green if colouring weren’t added to it.
117. More people are allergic to cow’s milk than any other food.
118. Camels have three eyelids to protect themselves from blowing sand
119. Earth is the only planet not named after a god.
120. It?s against the law to burp, or sneeze in a church in Nebraska, USA.
121. Some worms will eat themselves if they can’t find any food!
122. It is impossible to sneeze with your eyes open
123. Queen Elizabeth I regarded herself as a paragon of cleanliness. She declared that she bathed once every three months, whether she needed it or not
124. Slugs have 4 noses.
125. Owls are the only birds that can see the blue colour.
126. Your tongue is the only muscle in your body that is attached at only one end
127. More than 1,000 different languages are spoken on the continent of Africa.
128. There was once an undersea post office in the Bahamas.
129. Abraham Lincoln’s mother died when she drank the milk of a cow that grazed on poisonous snakeroot
130. After the death of Albert Einstein his brain was removed by a pathologist and put in a jar for future study.
131. Penguins are not found in the North Pole
132. A dentist invented the Electric Chair.
133. A whip makes a cracking sound because its tip moves faster than the speed of sound
134. Alexander Graham Bell’s wife and mother were both deaf
135. Cockroaches break wind every 15 minutes.
136. Fish scales are an ingredient in most lipsticks
137. Canada” is an Indian word meaning “Big Village”.
138. 259200 people die every day.
139. 11% of the world is left-handed
140. 1.7 liters of saliva is produced each day
141. The world?s oldest piece of chewing gum is 9000 years old!
142. The largest beetle in the Americas is the Hercules beetle, which can be 4 to 6 inches in length. That’s bigger than your hand!
143. A full-grown male mountain lion may be 9 feet long, including his tail!
144. There are two kinds of radio stations: AM and FM. That’s why there are two dials on your radio. AM is used mostly for stations that specialize in talking, such as Christian stations at have Bible stories and sermons; sports stations that broadcast live baseball and football games; and stations that specialize in news programs and “talk shows,” where listeners call the station and discuss various topics. FM is used mostly for stations that specialize in music.
145. The average lead pencil can draw a line that is almost 35 miles long or you can write almost 50,000 words in English with just one pencil
146. The Wright Brothers invented one of the first airplanes. It was called the Kitty Hawk.
147. The worst industrial disaster in India occurred in 1984 in Bhopal the capital of Madhya Pradesh. A deadly chemical, methyl isocyanate leaked out of the Union Carbide factory killing more than 2500 and leaving thousands sick. In fact the effects of this gas tragedy are being felt even today.
148. Mars is nicknamed the “Red Planet,” because it looks reddish in the night sky. Mars has 2 moons.
149. Venus is nicknamed the “Jewel of the Sky.” Because of the greenhouse effect, it is hotter than Mercury, even though it’s not as close to the sun. Venus does not have a moon but it does have clouds of sulfuric acid! If you’re going to visit Venus, pack your gas mask!
150. Tens of thousands of participants come from all over the world, fight in a harmless battle where more than one hundred metric tons of over-ripe tomatoes are thrown in the streets.

General Aptitude Question Answers for All Examinations

1: The largest copper producing country in the World is

1. Chile
2. Russia
3. South Africa
4. China

Ans: 1.

2: If the radius of a circle is diminished by 10%, then its area is diminished by:

1. 10%
2. 19%
3. 20%
4. 36%

Ans: 2.

3: A boat travels 20 kms upstream in 6 hrs and 18 kms downstream in 4 hrs.Find the speed of the boat in still water and the speed of the water current?

1. 1/2 kmph
2. 7/12 kmph
3. 5 kmph
4. none of these

Ans: 2.

4: At what time after 4.00 p.m. is the minutes hand of a clock exactly aligned with the hour hand?

1. 4:21:49.5
2. 4:27:49.5
3. 3:21:49.5
4. 4:21:44.5

Ans: 1.

5: A shop keeper sold a T.V set for Rs.17,940 with a discount of 8% and earned a profit of 19.6%.What would have been the percentage of profit earned if no discount was offered?

1. 24.8%
2. 25%
3. 26.4%
4. Cannot be determined
5. None of these

Ans: 5.

6: If (2x-y)=4 then (6x-3y)=?

1. 15
2. 12
3. 18
4. 10

Ans: 2.

7: A clock is set right at 8 a.m. The clock gains 10 minutes in 24 hours. What will be the true time when the clock indicates 1 p.m. on the following day?

1. 48 min. past 12
2. 38 min. past 12
3. 28 min. past 12
4. 25 min. past 12

Ans: 1.

8: What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12

1. 16
2. 9
3. 15
4. 6

Ans: 2.

9: Dinesh travelled 1200 km by air which formed 2/5 of his trip. One third of the whole trip, he travelled by car and the rest of the journey he performed by train. What was the distance travelled by train?

1. 600Km
2. 700Km
3. 800Km
4. 900Km

Ans: 3.

10: A train which travels at a uniform speed due to some mechanical fault after traveling for an hour goes at 3/5th of the original speed and reaches the destination 2 hrs late.If the fault had occurred after traveling another 50 miles the train would have reached 40 min earlier. What is distance between the two stations.

1. 300
2. 310
3. 320
4. 305

Ans: 1.

11: The average between a two digit number and the number obtained by interchanging the digits is 9. What is the difference between the two digits of the number?

1. 8
2. 2
3. 5
4. Cannot be determined

Ans: 4.

12: Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

1. 17 1/7 mins
2. 20 mins
3. 8 mins
4. none of these

Ans: 1.

13: A person has 4 coins each of different denomination. What is the number of different sums of money the person can form (using one or more coins at a time)?

1. 16
2. 15
3. 12
4. 11

Ans: 2.

14: The simple interest on a certain sum of money for 3 years is 225 and the compound interest on the same sum at the same rate for 2 years is 153 then the principal invested is

1. 1500
2. 2250
3. 3000
4. 1875

Ans: 4.

15: A cow is tethered in the middle of a field with a 14 feet long rope. If the cow grazes 100 sq. ft. per day, then approximately what time will be taken by the cow to graze the whole field ?

1. 2 days
2. 6 days
3. 18 days
4. 24 days
5. None of these

Ans: 2.

16: 2 hours after a freight train leaves Delhi a passenger train leaves the same station travelling in the same direction at an average speed of 16 km/hr. After travelling 4 hrs the passenger train overtakes the freight train. The average speed of the freight train was?

1. 40
2. 30
3. 80
4. 60

Ans: 1.

17: The two colors seen at the extreme ends of the pH chart are:

1. Red and Blue
2. Red and Green
3. Green and Blue
4. Orange and Green

Ans: 1.

18: 8 15 24 35 48 63 _?

1. 70
2. 80
3. 75
4. 88

Ans: 2.

19: One of Mr. Horton, his wife, their son, and Mr. Horton’s mother is a doctor and another is a lawyer.a) If the doctor is younger than the lawyer, then the doctor and the lawyer are not blood relatives.
b) If the doctor is a woman, then the doctor and the lawyer are blood relatives.
c) If the lawyer is a man, then the doctor is a man. Whose occupation you know?

1. Mr. Horton: he is the doctor
2. Mr. Horton’s son: she is the lawyer
3. Mr. Horton: he is the doctor
4. Mr. Horton’s mother: she is the doctor

Ans: 1.

20: In the given figure, PA and PB are tangents to the circle at A and B respectively and the chord BC is parallel to tangent PA. If AC = 6 cm, and length of the tangent AP is 9 cm, then what is the length of the chord BC?

1. 4 cm
2. 8 cm
3. 6 cm
4. 5 cm

Ans: 1.

21: Union Information and Broadcasting ministry recently gave an indication to change which of the following laws on a larger scale, as the existing provisions of the Act are inadequate to cater to the phenomenal growth of the print media in view of the liberalization of the government policies?

1. Press & Registration of Books Act, (PRB Act) 1867
2. The Delivery Of Books ‘And Newspapers’ (Public Libraries) Act, 1954
3. Indian Press (Emergency Powers ) Act 1931
4. none

Ans: 1.

22: 2 numbers differ by 5.If their product is 336,then the sum of the 2 numbers is:

1. 21
2. 51
3. 28
4. 37

Ans: 4.

23: Which number is the odd one out? 9678 4572 5261 3527 7768

1. 7768
2. 3527
3. 4572
4. 9678
5. 5261

Ans: 2.

24: Which one among the following has the largest shipyard in India

1. Kolkata
2. Kochi
3. Mumbai
4. Visakhapatnam

Ans: 2.

25: If x=y=2z and xyz=256 then what is the value of x?

1. 8
2. 3
3. 5
4. 6

Ans: 1.

26: A radio when sold at a certain price gives a gain of 20%. What will be the gain percent, if sold for thrice the price?

1. 280
2. 270
3. 290
4. 260

Ans: 4.

27: x% of y is y% of ?

1. x/y
2. 2y
3. x
4. can’t be determined

Ans: 3.

28: If the value of x lies between 0 & 1 which of the following is the largest?

1. x
2. x2
3. -x
4. 1/x

Ans: 4.

29: The tutor of Alexander the great was

1. Darius
2. Cyrus
3. Socrates
4. Aristotle

Ans: 4.

30: Thirty men take 20 days to complete a job working 9 hours a day. How many hour a day should 40 men work to complete the job?

1. 8 hrs
2. 71/2 hrs
3. 7 hrs
4. 9 hrs

Ans: 2.

31: Goitre caused by the deficiency of ………

1. Vitamin D
2. Iron
3. VItamin A
4. Iodine

Ans: 4.

32: Who invented Napier’s Bones

1. John Napier
2. William Oughtred
3. Charles Babbage
4. Napier Bone

Ans: 1.

33: The mass number of a nucleus is

1. Always less than its atomic number
2. Always more than its atomic number
3. Sometimes more than and sometimes equal to its atomic number
4. None of the above

Ans: 3.

34: A and B can do a piece of work in 45 days and 40 days respectively. They began to do the work together but A leaves after some days and then B completed the remaining work n 23 days. The number of days after which A left the work was

1. 9
2. 11
3. 12
4. 15
5. 16

Ans: 1.

35: Sam and Mala have a conversation. Sam says I am certainly not over 40 Mala Says I am 38 and you are at least 5 years older than me · Now Sam says you are at least 39 all the statements by the two are false. How old are they really?

1. Mala = 38 yrs, Sam =31 yrs.
2. Mala = 38 yrs, Sam = 41 yrs
3. Mala = 31 yrs, Sam = 41 yrs.
4. Mala = 45yrs, Sam = 41 yrs

Ans: 2.

36: What is the code name for Windows Vista?

1. Longhorn
2. Longhund
3. Stackspray
4. Pearl

Ans: 1.

37: On sports day, if 30 children were made to stand in a column, 16 columns could be formed. If 24 children were made to stand in a column, how many columns could be formed?

1. 20
2. 30
3. 40
4. 50

Ans: 1.

38: The probability that a man will be alive for 25 years is 3/5 and the probability that his wife will be alive for 25 years is 2/3. Find the probability that only the man will be alive for 25 years.

1. 2/5
2. 1/5
3. 3/5
4. 4/5

Ans: 2.

39: In a single throw of a dice, what is the probability of getting a number greater than 4?

1. 1/2
2. 2/3
3. 1/4
4. 1/3

Ans: 4.

40: If every alternative letter starting from B of the English alphabet is written in small letter, rest all are written in capital letters, how the month “September” be written. (1) SeptEMbEr (2) SEpTeMBEr (3) SeptembeR (4) SepteMber (5) None of the above

1. (1)
2. (2)
3. (3)
4. (5)
5. (4)

Ans: 4.

41: After allowing a discount of 11.11% ,a trader still makes a gain of 14.28 % .at how many precent above the cost price does he mark his goods?1. 28.56%
2. 35%
3. 22.22%
4. None of these

Ans: 1.

42: Pipe A can fill in 20 minutes and Pipe B in 30 mins and Pipe C can empty the same in 40 mins.If all of them work together, find the time taken to fill the tank

1. 17 1/7 mins
2. 20 mins
3. none
4. 50 mins

Ans: 1.

43: There are 3 triplet brothers. They look identical. The oldest is John, he always tells the truth. The second is Jack, he always tells a lie. The third is Joe, he either tells the truth or a lie. Jimmie Dean went to visit them one day. He was wondering who was who. So he asked each person a question. He asked the one who was sitting on the left: “Who is the guy sitting in the middle?”. The answer was “He is John.” He asked the one who was sitting in the middle: “What is your name?”. The answer was “I am Joe.” He asked the one who was sitting on the right: “What is the guy sitting in the middle?”. The answer was “He is Jack.” Jimmie Dean got really confused. Basically, he asked 3 same questions, but he got 3 different answers. which is not true?

1. left most is joe
2. middle is jack
3. right is john
4. middle is john

Ans: 4.

44: A / B = C; C > D then

1. A is always greater than D
2. C is always greater than D
3. B is always less than D
4. none

Ans: 1.

45: Consider the following statements: 1. The Administrative Reforms Commission (ARC) had recommended that the Department of Personnel of a State should be put under the charge of the Chief Secretary of the State. 2. Chief Secretary of a State is not involved in any manner in the promotion of State Civil officers to the All-India Services. Which of the statements given above is/are correct?

1. Only 1
2. Only 2
3. Both 1 and 2
4. Neither 1 nor 2

Ans: 1.

46: The population of a town was 1,60,000 three years ago. If it increased by 3%, 2.5% and 5% respectively in the last three years, then the present population of the town is :

1. 1,77,000
2. 1,77,366
3. 1,77,461
4. 1,77,596

Ans: 2.

47: What is the population of India ?

1. 98 crores
2. More than 2 billion
3. More than 1 billion
4. Less than 96 crores
5. 96 crores

Ans: 3.

48: Some green are blue. No blue are white.

1. Some green are white
2. No white are green
3. No green are white
4. None of the above

Ans: 1.

49: What is the missing number in this series? 8 2 14 6 11 ? 14 6 18 12

1. 8
2. 6
3. 9
4. 11

Ans: 3.

50: Average age of students of an adult school is 40 years. 120 new students whose average age is 32 years joined the school. As a result the average age is decreased by 4 years. Find the number of students of the school after joining of the new students:

1. 1200
2. 120
3. 360
4. 240

Ans: 4.

51: On sports day,if 30 children were made to stand in a column,16 columns could be formed. If 24 children were made to stand in a column , how many columns could be formed?

1. 48
2. 20
3. 30
4. 16
5. 40

Ans: 2.

52: Which of the following numbers is divisible by 3? (i) 541326 (ii) 5967013

1. (ii) only
2. (i) only
3. (i) and (ii) both
4. (i) and (ii) none

Ans: 2.

53: A square is divided into 9 identical smaller squares. Six identical balls are to be placed in these smaller squares such that each of the three rows gets at least one ball (one ball in one square only). In how many different ways can this be done?

1. 81
2. 91
3. 41
4. 51

Ans: 1.

54: A man owns 2/3 of the market research beauro business and sells 3/4 of his shares for Rs.75000. What is the value of Business

1. 150000
2. 13000
3. 240000
4. 34000

Ans: 1.

55:    1,2,6,24,_?

1. 111
2. 151
3. 120
4. 125

Ans: 3.

56: The cost of 16 packets of salt,each weighing 900 grams is Rs.28.What will be the cost of 27 packets ,if each packet weighs 1Kg?

1. Rs.52.50
2. Rs.56
3. Rs.58.50
4. Rs.64.75

Ans: 1.

57: Ronald and Michelle have two children. The probability that the first child is a girl, is 50%. The probability that the second child is a girl, is also 50%. Ronald and Michelle tell you that they have a daughter. What is the probability that their other child is also a girl?

1. 1/2
2. 1/3
3. 1/4
4. 1/5

Ans: 2.

58: Find the value of (21/4-1)( 23/4 +21/2+21/4+1)

1. 1
2. 2
3. 3

Ans: 1.

59: The product of two fractions is 14/15 and their quotient is 35/24. the greater fraction is

1. 4/5
2. 7/6
3. 7/5
4. 7/4

Ans: 1.

60: 500 men are arranged in an array of 10 rows and 50 columns according to their heights. Tallest among each row of all are asked to fall out. And the shortest among them is A. Similarly after resuming that to their original podsitions that the shortest among each column are asked to fall out. And the tallest among them is B . Now who is taller among A and B ?

1. A
2. B
3. Both are of same height

Ans: 1.

61: Choose the pair of numbers which comes next 75 65 85 55 45 85 35

1. 25 15
2. 25 85
3. 35 25
4. 35 85
5. 25 75

Ans: 2.

62: A three digit number consists of 9,5 and one more number. When these digits are reversed and then subtracted from the original number the answer yielded will be consisting of the same digits arranged yet in a different order. What is the other digit?

1. 1
2. 2
3. 3
4. 4

Ans: 4.

63: ATP stands for:

1. Adenine triphosphate
2. Adenosine triphosphate
3. Adenosine Diphosphate
4. Adenosine tetraphosphate

Ans: 2.

64: Veselin Tapolev who became the World Champion recently, is associated with which of the following games/sports ?

1. Chess
2. Golf
3. Snooker
4. Badminton
5. None of these

Ans: 1.

65: A piece of cloth cost Rs 35. if the length of the piece would have been 4m longer and each meter cost Re 1 less , the cost would have remained unchanged. how long is the piece?

1. 10
2. 11
3. 12

Ans: 1.

66: In a journey of 15 miles two third distance was travelled with 40 mph and remaining with 60 mph.How muvh time the journey takes

1. 40 min
2. 30 min
3. 120 min
4. 20 min

Ans: 4.

67: Solid cube of 6 * 6 * 6. This cube is cut into to 216 small cubes. (1 * 1 * 1).the big cube is painted in all its faces. Then how many of cubes are painted at least 2 sides.

1. 56
2. 45
3. 23
4. 28

Ans: 1.

68: Find the average of first 40 natural numbers.

1. 40
2. 35
3. 30.6
4. 20.5
5. None of these

Ans: 4.

69: 1, 5, 14, 30, ?, 91

1. 45
2. 55
3. 60
4. 70
5. None of these

Ans: 2.

70: There is a shortage of tubelights, bulbs and fans in a village – Gurgaon. It is found thata) All houses do not have either tubelight or bulb or fan.
b) Exactly 19% of houses do not have just one of these.
c) Atleast 67% of houses do not have tubelights.
d) Atleast 83% of houses do not have bulbs.
e) Atleast 73% of houses do not have fans.

1. 42 %
2. 46 %
3. 50 %
4. 54 %
5. 57 %

Ans: 1.

71: If 9 engines consume 24 metric tonnes of coal, when each is working 8 hours a day; how much coal will be required for 8 engines, each running 13 hours a day, it being given that 3 engines of the former type consume as much as 4 engines of latter type.

1. 22 metric tonnes.
2. 27 metric tonnes.
3. 26 metric tonnes.
4. 25 metric tonnes.

Ans: 3.

72: To 15 lts of water containing 20% alcohol, we add 5 lts of pure water. What is % alcohol.

1. 20%
2. 34%
3. 15%
4. 14%

Ans: 3.

73: In page preview mode:

1. You can see all pages of your document
2. You can only see the page you are currently working
3. Satyam BPO Services
4. You can only see pages that do not contain graphics

Ans: 4.

74: A house wife saved Rs. 2.50 in buying an item on sale .If she spent Rs.25 for the item ,approximately how much percent she saved in the transaction ?

1. 8%
2. 9%
3. 10%
4. 11%

Ans: 2.

75: I have trouble _____.

1. to remember my password
2. to remembering my password
3. remember my password
4. remembering my password

Ans: 4.

76: Superheroes Liza and Tamar leave the same camp and run in opposite directions. Liza runs 1 mile per second (mps) and Tamar runs 2 mps. How far apart are they in miles after 1 hour?

1. 10800 mile
2. 19008 mile
3. 12300 mile
4. 14000 mile

Ans: 1.

77: A = 5, B = 0, C = 2, D = 10, E = 2. What is then AB + EE – (ED)powerB + (AC)powerE = ?

1. 113
2. 103
3. 93
4. 111

Ans: 2.

78: A man can row upstream at 8 kmph and downstream at 13 kmph.The speed of the stream is?

1. 2.5 kmph
2. 4.2 kmph
3. 5 kmph
4. 10.5 kmph

Ans: 1.

79: Find what is the next letter. Please try to find. O,T,T,F,F,S,S,E,N,_ What is that letter?

1. B
2. S
3. Q
4. T
5. O

Ans: 4.

80: There are 3 societies A, B, C. A lent cars to B and C as many as they had Already. After some time B gave as many tractors to A and C as many as they have. After sometime c did the same thing. At the end of this transaction each one of them had 24. Find the cars each originally had.

1. A had 21 cars, B had 39 cars & C had 12 cars
2. A had 39 cars, B had 39 cars & C had 12 cars
3. A had 39 cars, B had 21 cars & C had 19 cars
4. A had 39 cars, B had 21 cars & C had 12 cars

Ans: 4.

81: A papaya tree was planted 2 years ago. It increases at the rate of 20% every year. If at present, the height of the tree is 540 cm, what was it when the tree was planted?

1. 432 cm
2. 324 cm
3. 375 cm
4. 400 cm

Ans: 3.

82: A boy has Rs 2. He wins or loses Re 1 at a time If he wins he gets Re 1 and if he loses the game he loses Re 1. He can loose only 5 times. He is out of the game if he earns Rs 5. Find the number of ways in which this is possible?

1. 14
2. 23
3. 16
4. 12
5. 10

Ans: 3.

83: Five racing drivers, Alan, Bob, Chris, Don, and Eugene, enter into a contest that consists of 6 races. The results of all six races are listed below: Bob always finishes ahead of Chris. Alan finishes either first or last. Eugene finishes either first or last. There are no ties in any race. Every driver finishes each race. In each race, two points are awarded for a fifth place finish, four points for fourth, six points for third, eight points for second, and ten points for first. If Frank enters the third race and finishes behind Chris and Don, which of the following must be true of that race?

1. Eugene finishes first.
2. Alan finishes sixth.
3. Don finishes second.
4. Frank finishes fifth.
5. Chris finishes third.

Ans: 4.

84: A is twice as good a workman as B and together they finish a piece of work in 18 days.In how many days will A alone finish the work?

1. 27
2. 26
3. 25
4. 24

Ans: 1.

85: Daal is now being sold at Rs. 20 a kg. During last month its rate was Rs. 16 per kg. By how much percent should a family reduce its consumption so as to keep the expenditure fixed?

1. 20 %
2. 40 %
3. 3%
4. 2%

Ans: 1.

86: The sum of 5 successive odd numbers is 1075. What is the largest of these numbers?

1. 215
2. 223
3. 219
4. 217

Ans: 3.

87: A man sells two buffaloes for Rs. 7,820 each. On one he gains 15% and on the other, he loses 15%. His total gain or loss in the transaction is

1. 2.5% gain
2. 2.25% loss
3. 2% loss
4. 5% loss
5. None of these

Ans: 2.

88: One ship goes along the stream direction 28 km and in opposite direction 13 km in 5 hrs for each direction.What is the velocity of stream?

1. 1.5 kmph
2. 2.5 kmph
3. 1.8 kmph
4. 2 kmph

Ans: 1.

89: Which one of the words given below is different from others?

1. Orange
2. Grape
3. Apricot
4. Raspberry
5. Mango

Ans: 3.

90: Complete the series: 5, 20, 24, 6, 2, 8, ?

1. 12
2. 32
3. 34
4. 36

Ans: 1.

91: A can have a piece of work done in 8 days, B can work three times faster than the A, C can work five times faster than A. How many days will they take to do the work together

1. 3 days
2. 8/9 days
3. 4 days
4. None of the above

Ans: 2.

92: 7 Pink, 5 Black, 11 Yellow balls are there. Minimum no. atleast to get one black and yellow ball

1. 17
2. 13
3. 15
4. 19

Ans: 1.

93: (1/10)18 – (1/10)20 = ?

1. 99/1020
2. 99/10
3. 0.9
4. none of these

Ans: 1.

94: Three friends divided some bullets equally. After all of them shot 4 bullets the total number of bullets remaining is equal to the bullets each had after division. Find the original number divided?

1. 18
2. 20
3. 54
4. 8

Ans: 1.

95: A sum of Rs. 427 is to be divided among A, B and C in such a way that 3 times A’s share, 4 times B’s share and 7 times C’s share are all equal. The share of C is

1. Rs.84
2. Rs.76
3. Rs.98
4. RS.34

Ans: 1.

96: There are 20 poles with a constant distance between each pole. A car takes 24 second to reach the 12th pole.How much will it take to reach the last pole.

1. 41.45 seconds
2. 40.45 seconds
3. 42.45 seconds
4. 41.00 seconds

Ans: 1.

97: An emergency vehicle travels 10 miles at a speed of 50 miles per hour. How fast must the vehicle travel on the return trip if the round-trip travel time is to be 20 minutes?

1. 72 miles per hour
2. 75 miles per hour
3. 65 miles per hour
4. 78 miles per hour

Ans: 2.

98: 12% of 580 + ? = 94

1. 24.4
2. 34.4
3. 54.4
4. 65.4

Ans: 1.

99: There is a certain relation between two given words on one side of : : and one word is given on another side of : : while another word is to be found from the given alternatives, having the same relation with this word as the given pair has. Select the best alternative. Horse : Jockey : : Car : ?

1. Mechanic
2. Chauffeur
3. Steering
4. Brake

Ans: 2.

100: Which of the following numbers should be added to 11158 to make it exactly divisible by 77?

1. 9
2. 8
3. 7
4. 5

Ans: 3.