IIT JEE Practice Question and Answer

Q: Biped : Quadruped :: Ostrich : ? 5032 0

  • 1
    Cat
    Correct
    Wrong
  • 2
    Rabbit
    Correct
    Wrong
  • 3
    Tortoise
    Correct
    Wrong
  • 4
    Rat
    Correct
    Wrong
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Answer : 1. "Cat"
Explanation :

Answer: A) Cat Explanation: A biped is an animal that uses two legs for walking and the quadrupeds are animals that use four legs for walking. From the Given options, Cat only have 4 legs. So Biped : Quadruped :: Ostrich : Cat.

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Answer :
Explanation :

Day               Play Monday        No playTuesday           PWednesday       SThursday          RFriday              QSaturday          T Answers : From the above table : 1) On Friday play Q was organised. 2) On Monday Noplay  was organised. 3)  On Thursday Play R was organised.

Q: A constitutional monarchy provides what power to a monarch? 4984 0

  • 1
    Absolute power over parliament
    Correct
    Wrong
  • 2
    Only power given in the constitution
    Correct
    Wrong
  • 3
    Power for kings, not queens
    Correct
    Wrong
  • 4
    A divine right of kings
    Correct
    Wrong
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Answer : 2. "Only power given in the constitution"
Explanation :

Answer: B) Only power given in the constitution Explanation: A constitutional monarchy is a form of monarchical government established under a constitutional system which acknowledges an elected or hereditary monarch as head of state.   The monarchs in a constitutional monarchy had only the power that was allocated to them in the constitution of their land or republic.

Q: Which of the following is not a function of the Control Unit? 4951 0

  • 1
    Interpret instructions
    Correct
    Wrong
  • 2
    Read instructions
    Correct
    Wrong
  • 3
    Execute instructions
    Correct
    Wrong
  • 4
    Direct operations
    Correct
    Wrong
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Answer : 2. "Read instructions"
Explanation :

Answer: B) Read instructions Explanation: Control Unit can perform the functions Interpret instructions, Execute instructions and Direct operations. But Reading instructions is not a function of the Control Unit.

Q: The incomes of two persons A and B are in the ratio 3:4. If each saves Rs.100 per month, the ratio of their expenditures is 1:2. Find their incomes  ? 4926 0

  • 1
    200, 400
    Correct
    Wrong
  • 2
    100, 300
    Correct
    Wrong
  • 3
    100, 200
    Correct
    Wrong
  • 4
    150, 200
    Correct
    Wrong
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Answer : 4. "150, 200"
Explanation :

Answer: D) 150, 200 Explanation: The incomes of A and B be 3P and 4P. Expenditures = Income - Savings (3P - 100) and (4P - 100) The ratio of their expenditure = 1:2 (3P - 100):(4P - 100) = 1:2 2P = 100 => P = 50 Their incomes = 150, 200

Q: Exhibit : display :: send : ? 4919 0

  • 1
    Stamp
    Correct
    Wrong
  • 2
    Receive
    Correct
    Wrong
  • 3
    Show
    Correct
    Wrong
  • 4
    Emit
    Correct
    Wrong
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Answer : 4. "Emit"
Explanation :

Answer: D) Emit Explanation: Here the given words represent synonyms. Exhibit and Display are synonyms for each other. Similarly, Send and Emit are synonyms for each other.   Hence, Exhibit : display :: send : Emit.

Q: Rs.1200 divided among P, Q and R. P gets half of the total amount received by Q and R. Q gets one-third of the total amount received by P and R. Find the amount received by R ? 4904 0

  • 1
    Rs. 1100
    Correct
    Wrong
  • 2
    Rs. 500
    Correct
    Wrong
  • 3
    Rs. 1200
    Correct
    Wrong
  • 4
    Rs. 700
    Correct
    Wrong
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Answer : 2. "Rs. 500"
Explanation :

Answer: B) Rs. 500 Explanation: Let the amounts to be received by P, Q and R be p, q and r.p + q + r = 1200p = 1/2 (q + r) => 2p = q + r Adding 'p' both sides, 3p = p + q + r = 1200=> p = Rs.400 q = 1/3 (p + r) => 3q = p + r Adding 'q' both sides, 4q = p + q + r = 1200=> q = Rs.300 r = 1200 - (p + q) => r = Rs.500.

Q: Storage capacity of magnetic disk depends on 4889 2

  • 1
    disk pack in disk surface
    Correct
    Wrong
  • 2
    tracks per inch of surface
    Correct
    Wrong
  • 3
    bits per inch of tracks
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 4. "All of the above"
Explanation :

Answer: D) All of the above Explanation: Magnetic disk is a kind of data storage device. Storage capacity of magnetic disk depends on  1. tracks per inch of surface 2. bits per inch of tracks 3. disk pack in disk surface   It can be shown as ::

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