IIT JEE Practice Question and Answer

Q: Afreena walks 8 km towards East and then walks 13 km back, then she turns left and walks 4 km; then walks 5 km after turning left; she turns left again and walks 3 km. How far is she from the starting point ? 6875 0

  • 1
    3 km
    Correct
    Wrong
  • 2
    2 km
    Correct
    Wrong
  • 3
    1 km
    Correct
    Wrong
  • 4
    6 km
    Correct
    Wrong
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Answer : 3. "1 km"
Explanation :

Answer: C) 1 km Explanation:

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Answer : 3. "Raju"
Explanation :

Answer: C) Raju Explanation: Suppose Sweety is sitting between Rohan and Karthik such that she is to the right of him.....then as Raju is opposite to Rohan then Raju must be to the left of Karthik.

Q: Fifth generation computer is also known as 6858 0

  • 1
    Very Large Scale Integration (VLSI)
    Correct
    Wrong
  • 2
    Knowledge information processing system
    Correct
    Wrong
  • 3
    Both A & B
    Correct
    Wrong
  • 4
    None of the above
    Correct
    Wrong
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Answer : 2. "Knowledge information processing system"
Explanation :

Answer: B) Knowledge information processing system Explanation:

Q: Raman is performing yoga with his head down and legs up. His face is towards the west. In which direction, will his left hand be ? 6813 0

  • 1
    North
    Correct
    Wrong
  • 2
    North - East
    Correct
    Wrong
  • 3
    East
    Correct
    Wrong
  • 4
    West
    Correct
    Wrong
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Answer : 1. "North"
Explanation :

Answer: A) North Explanation: So he is facing west his left hand will be in North direction.

Q: A boat takes 19 hours for travelling downstream from point A to point B and coming back to a point C which is at midway between A and B. If the velocity of the stream is 4 kmph and the speed of the boat in still water is 14 kmph, what is the distance between A and B ? 6809 1

  • 1
    180 km
    Correct
    Wrong
  • 2
    160 km
    Correct
    Wrong
  • 3
    140 km
    Correct
    Wrong
  • 4
    120 km
    Correct
    Wrong
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Answer : 1. "180 km"
Explanation :

Answer: A) 180 km Explanation: Speed in downstream = (14 + 4) km/hr = 18 km/hr; Speed in upstream = (14 – 4) km/hr = 10 km/hr. Let the distance between A and B be x km. Then, x/18 + (x/2)/10 = 19 ⇔ x/18 + x/20 = 19 ⇒ x = 180 km.

Q: How many times can you subtract 10 from 100? 6774 0

  • 1
    9 times
    Correct
    Wrong
  • 2
    10 times
    Correct
    Wrong
  • 3
    1 time
    Correct
    Wrong
  • 4
    0 times
    Correct
    Wrong
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Answer : 3. "1 time"
Explanation :

Answer: C) 1 time Explanation: How many times can you subtract 10 from 100, for this if we go through logically, it is only 1 time. For the first time if we subtract 10 from 100, then there will no 100 to subtract from.   Hence, it is only 1 time we can subtract 10 from 100.

Q: Exercise is to Gym as Eating is to 6768 0

  • 1
    Dieting
    Correct
    Wrong
  • 2
    Fitness
    Correct
    Wrong
  • 3
    Restaurent
    Correct
    Wrong
  • 4
    Food
    Correct
    Wrong
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Answer : 3. "Restaurent"
Explanation :

Answer: C) Restaurent Explanation: The given words are related in such a manner that, for exercise we go to gym. Simmilarly, for eating we go to restaurent.   Hence, Exercise : Gym :: Eating : Restaurent.

Q: Spyware can result in all of the following except 6760 0

  • 1
    Control over a device
    Correct
    Wrong
  • 2
    Tracking users
    Correct
    Wrong
  • 3
    Gathering personal information
    Correct
    Wrong
  • 4
    Save duplicate files
    Correct
    Wrong
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Answer : 4. "Save duplicate files"
Explanation :

Answer: D) Save duplicate files Explanation: Spyware is software that aims to gather information about a person or organization without their knowledge, that may send such information to another entity without the consumer's consent, or that asserts control over a device without the consumer's knowledge   Spyware is mostly used for the purposes of tracking and storing Internet users' movements on the Web and serving up pop-up ads to Internet users. Whenever spyware is used for malicious purposes, its presence is typically hidden from the user and can be difficult to detect. Some spyware, such as keyloggers, may be installed by the owner of a shared, corporate, or public computer intentionally in order to monitor users.

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