GATE Practice Question and Answer

Q: In oceania, most towns began as 1463 0

  • 1
    Colonial ports
    Correct
    Wrong
  • 2
    plantations
    Correct
    Wrong
  • 3
    tribal ritual centers
    Correct
    Wrong
  • 4
    capital cities
    Correct
    Wrong
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Answer : 1. "Colonial ports"
Explanation :

Answer: A) Colonial ports Explanation: Oceania is a geographic region comprising Melanesia, Micronesia, Polynesia and Australasia. In Oceani, most towns began as Colonial Ports.

Q: In a purse there are 30 coins, twenty one-rupee and remaining 50-paise coins. Eleven coins are picked simultaneously at random and are placed in a box. If a coin is now picked from the box, find the probability of it being a rupee coin? 6753 0

  • 1
    4/7
    Correct
    Wrong
  • 2
    2/3
    Correct
    Wrong
  • 3
    1/2
    Correct
    Wrong
  • 4
    5/6
    Correct
    Wrong
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Answer : 2. "2/3"
Explanation :

Answer: B) 2/3 Explanation: Total coins 30 In that, 1 rupee coins 20 50 paise coins 10Probability of total 1 rupee coins =  20C11 Probability that 11 coins are picked = 30C11 Required probability of a coin now picked from the box is 1 rupee = 20C11/30C11 = 2/3.

Q: Plants are photoautotrophs. What does this mean? 1507 0

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Answer :
Explanation :

Photoautotrophs are those organisms that can make their own food using sun light with the help of the process of photosynthesis. Plants can prepare their own food using sunlight. Hence they are Photoautotrophs.

Q: Artist is to painting as senator is to 3842 0

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    politician
    Correct
    Wrong
  • 2
    constituents
    Correct
    Wrong
  • 3
    attorney
    Correct
    Wrong
  • 4
    law
    Correct
    Wrong
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Answer : 4. "law"
Explanation :

Answer: D) law Explanation: As we know that an artist makes paintings, similarly, a senator makes laws.   Hence, Artist : Painting :: Senator : Law.

Q: Which sentence contains both an adverb and a conjunction? 1695 0

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    Adam crept silently up the stairs, but couldn't slow his heartbeat.
    Correct
    Wrong
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    The storm caused flooding as predicted.
    Correct
    Wrong
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    Sneha was a kind person, but she hated people who spread rumors.
    Correct
    Wrong
  • 4
    Do you want the shrimp or the crab?
    Correct
    Wrong
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Answer : 1. "Adam crept silently up the stairs, but couldn't slow his heartbeat."
Explanation :

Answer: A) Adam crept silently up the stairs, but couldn't slow his heartbeat. Explanation: The sentence which contains both an adverb and a conjunction is "Adam crept silently up the stairs, but couldn't slow his heartbeat."   Here, Adverb - Silently and Conjunction - But.

Q: Digitized information can be used by computers. 1464 0

  • 1
    TRUE
    Correct
    Wrong
  • 2
    FALSE Answer & Explanation Answer:
    Correct
    Wrong
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Answer : 1. "TRUE"
Explanation :

Answer: A) TRUE Explanation: TRUE. The computers and electronic devices use digitized information which is easily understood by them.   Digitization is the process of converting analog signals or information of any form into a digital format that can be understood by computer systems or electronic devices. The term is used when converting information, like text, images or voices, and sounds, into binary code.

Q: Find the next number in the given series 0.25, 8, 128, 1024, ? 2011 0

  • 1
    4096
    Correct
    Wrong
  • 2
    2526
    Correct
    Wrong
  • 3
    8486
    Correct
    Wrong
  • 4
    2620
    Correct
    Wrong
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Answer : 1. "4096"
Explanation :

Answer: A) 4096 Explanation: Here given series follows a pattern that 0.25, 8, 128, 1024, ? 0.25 x 32 = 8 8 x 16 = 128 128 x 8 = 1024 1024 x 4 = 4096

Q: In a bag, there are 8 red, 7 blue and 6 green flowers. One of the flower is picked up randomly. What is the probability that it is neither red nor green ? 1311 0

  • 1
    13
    Correct
    Wrong
  • 2
    821
    Correct
    Wrong
  • 3
    621
    Correct
    Wrong
  • 4
    2021
    Correct
    Wrong
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Answer : 1. "13"
Explanation :

Answer: A) Option A Explanation: Total number of flowers = (8+7+6) = 21.   Let E = event that the flower drawn is neither red nor green.  = event taht the flower drawn is blue.    --> n(E)= 7  --> P(E)=  721=13

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