GATE Practice Question and Answer

Q: What gas makes up most of the atmosphere? 1472 0

  • 1
    Oxygen
    Correct
    Wrong
  • 2
    Helium
    Correct
    Wrong
  • 3
    Nitrogen
    Correct
    Wrong
  • 4
    Carbondioxide
    Correct
    Wrong
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Answer : 3. "Nitrogen"
Explanation :

Answer: C) Nitrogen Explanation: Our atmosphere is made up of 78% Nitrogen, 21% Oxygen and 1% all other gases like argon, carbon dioxide, neon, and helium.   So, Nitrogen makes up the majority of our atmosphere.

Q: Value of vehicle at end of each year depreciates at the rate of 3/5th of value at the beginning. If Initial value is 10,000Rs then at the end of three years its value is ? 1471 0

  • 1
    Rs. 6000
    Correct
    Wrong
  • 2
    Rs. 3600
    Correct
    Wrong
  • 3
    Rs. 2160
    Correct
    Wrong
  • 4
    Rs. 415
    Correct
    Wrong
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Answer : 3. "Rs. 2160"
Explanation :

Answer: C) Rs. 2160 Explanation: End of first year     :  10000 x (3/5) = Rs. 6000End of second year :  6000 x (3/5) = Rs. 3600End of third year    :  3600 x (3/5) = Rs. 2160

Q: Which is called 'OFF State' in binary? 1470 0

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

Answer: D) 1 Explanation: '0' is called OFF State in Binary...

Q: Which ideas or initiatives you've led and what was the outcome? 1470 0

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Answer :
Explanation :

In your answer, you need to show not only that you are capable of coming up with good ideas, but also that you can persuade other people to give you a chance to put them into action. Describe your most unique idea and initiative that gave the best results for the company. Make sure you highlight your creativity, your results, your diligence and your ability to execute.

Q: What kind of apple isn't an apple? 1469 0

  • 1
    Pineapple
    Correct
    Wrong
  • 2
    Akero apple
    Correct
    Wrong
  • 3
    Adanac apple
    Correct
    Wrong
  • 4
    Aceymac apple
    Correct
    Wrong
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Answer : 1. "Pineapple"
Explanation :

Answer: A) Pineapple Explanation: Except pineapple remaining all three are types of apples. Pineapple is what kind of apple isn't an apple.

Q: Pointing to a photograph, a woman says, "This man's son's sister is my mother-in-law." How is the woman's husband related to the man in the photograph ? 1469 0

  • 1
    son
    Correct
    Wrong
  • 2
    nephew
    Correct
    Wrong
  • 3
    grandson
    Correct
    Wrong
  • 4
    son-in-law
    Correct
    Wrong
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Answer : 3. "grandson"
Explanation :

Answer: C) grandson Explanation: Man's son's sister---Man's daughter.So, the man's daughter is the mother of the woman's husband. Thus, the woman's husband is the grandson of the man in the photograph.

Q: A duster is of dimension 5x5x7 all in cms,  is sinked into a cylindrical vessel of radius 5 cm and height 10 cm. After insertion the level of the water is inccresed by 2.14 cm. Then by what percentage the part of the duster is above the layer ? 1469 0

  • 1
    96 %
    Correct
    Wrong
  • 2
    4 %
    Correct
    Wrong
  • 3
    97 %
    Correct
    Wrong
  • 4
    3 %
    Correct
    Wrong
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Answer : 2. "4 %"
Explanation :

Answer: B) 4 % Explanation: Imension of the duster is assumed as 5x5x7 cm3 Volume of the duster below the water layer= volume of water increased= πxrxrxh = 3.14×52×2.14 ≈ 168 cm3 Total volume of the duster = 5×5×7 = 175 cm3 Percentage of the duster part below the layer = 168×100/175 = 96% Percentage of the duster part above the layer = 4%

Q: A,B,C,D,E,F,G and H are sitting around a circular table facing the centre but not necessarily in the same order. G sits third to the right of C. E is second to the right of G and 4th to the right of H. B is fourth to the right of C. D is not an immediate neighbour of E. A and C are immediate neighbours.  Which of the following is/are correct ? 1468 0

  • 1
    F is third to the left of B
    Correct
    Wrong
  • 2
    F is second to the right of B
    Correct
    Wrong
  • 3
    B is an immediate neighbour of D
    Correct
    Wrong
  • 4
    All of the above
    Correct
    Wrong
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Answer : 2. "F is second to the right of B"
Explanation :

Answer: B) F is second to the right of B Explanation: From the given information, the circular arrangement is Here F is second to the right of B and the remaning all are wrong.

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