IIT JEE Practice Question and Answer

Q: 7, 11, 19, 35, ? Find the next number in the given number series? 2594 0

  • 1
    131
    Correct
    Wrong
  • 2
    94
    Correct
    Wrong
  • 3
    83
    Correct
    Wrong
  • 4
    67
    Correct
    Wrong
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Answer : 4. "67"
Explanation :

Answer: D) 67 Explanation: Here the given series 7, 11, 19, 35, ? follows a pattern that (x 2 - 3) i.e, 7 7 x 2 - 3 = 11 11 x 2 - 3 = 19 19 x 2 - 3 = 35 35 x 2 - 3 = 67 67 x 2 - 3 = 131   Hence the next number in the given number series is 67.

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Answer : 4. "JXK 12L"
Explanation :

Answer: D) JXK 12L Explanation: The four women seem to agree that the plate starts out with the letter J. Three of them agree that the plate ends with 12L. Three of them think that the second letter is X, and a different three think that the third letter is K. The plate description that has all of these common elements is D.

Q: Government regulation is intended to 2589 0

  • 1
    discourage producers from taking harmful actions.
    Correct
    Wrong
  • 2
    encourage producers to follow the Constitution.
    Correct
    Wrong
  • 3
    discourage producers from making a profit.
    Correct
    Wrong
  • 4
    encourage producers to take negative actions.
    Correct
    Wrong
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Answer : 1. "discourage producers from taking harmful actions."
Explanation :

Answer: A) discourage producers from taking harmful actions. Explanation: Government regulation protects constitutional rights, safety, and fairness.   Hence, Government regulation is intended to discourage producers from taking harmful actions.

Q: Opposite word of Enormous? 2589 0

  • 1
    tiny
    Correct
    Wrong
  • 2
    large in size
    Correct
    Wrong
  • 3
    high quantity
    Correct
    Wrong
  • 4
    to the most extent
    Correct
    Wrong
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Answer : 1. "tiny"
Explanation :

Answer: A) tiny Explanation: Enormous means very large in quantity or size or extent. Antonym or opposite of enormous is little, small or tiny.

Q: Which unit holds data temporarily? 2588 0

  • 1
    Secondary storage unit
    Correct
    Wrong
  • 2
    Output Unit
    Correct
    Wrong
  • 3
    Primary Memory Unit
    Correct
    Wrong
  • 4
    Input unit
    Correct
    Wrong
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Answer : 3. "Primary Memory Unit"
Explanation :

Answer: C) Primary Memory Unit Explanation: Memory is the part of the computer that temporarily holds data and instructions before and after they are processed by the ALU.   Memory is also known as primary storage, primary memory, main storage, internal storage, and main memory.   Manufacturers often use the term RAM, which stands for random-access memory.​

Q: If log72 = m, then log4928 is equal to ? 2587 0

  • 1
    1/(1+2m)
    Correct
    Wrong
  • 2
    (1+2m)/2
    Correct
    Wrong
  • 3
    2m/(2m+1)
    Correct
    Wrong
  • 4
    (2m+1)/2m
    Correct
    Wrong
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Answer : 2. "(1+2m)/2"
Explanation :

Answer: B) (1+2m)/2 Explanation: log4928 = 12log77×4   = 12+122log72= 12+log72= 12 + m= 1+2m2.

Q: Chilling is most commonly practiced by 2583 0

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Answer :
Explanation :

Chilling is most commonly practiced by Food Handlers like restaurents, hotels,...   Chilling or Cooling is nothing but preserving the food in a cool storage like refrigerators.

Q: Fill in the blank with suitable preposition in the following sentence.   ____ the two I prefer tea. 2581 0

  • 1
    From
    Correct
    Wrong
  • 2
    In
    Correct
    Wrong
  • 3
    Between
    Correct
    Wrong
  • 4
    Among
    Correct
    Wrong
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Answer : 3. "Between"
Explanation :

Answer: C) Between Explanation: Between the two I prefer tea is the correct sentence with suitable preposition.

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