GATE Practice Question and Answer

Q: A train travelling with a speed of 60 km/hr catches another train travelling in the same direction and then leaves it 120m behind in 18 seconds. The speed of the second train is 1801 0

  • 1
    42 kmph
    Correct
    Wrong
  • 2
    72 kmph
    Correct
    Wrong
  • 3
    36 kmph
    Correct
    Wrong
  • 4
    44 kmph
    Correct
    Wrong
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Answer : 3. "36 kmph"
Explanation :

Answer: C) 36 kmph Explanation: Given speed of the first train = 60 km/hr = 60 x 5/18 = 50/3 m/s Let the speed of the second train = x m/s Then, the difference in the speed is given by 503 - x = 12018 => x = 10 m/s => 10 x 18/5 = 36 km/hr

Q: Find the odd one in the number series given below ? 17, 9, 10, 18.5, 35, 90 1800 0

  • 1
    9
    Correct
    Wrong
  • 2
    10
    Correct
    Wrong
  • 3
    18.5
    Correct
    Wrong
  • 4
    90
    Correct
    Wrong
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Answer : 3. "18.5"
Explanation :

Answer: C) 18.5 Explanation: The given series pattern follows   17       9       10       18.5       35       90   × 0.5 + 0.5,   × 1 + 1,   × 1.5 + 1.5,   × 2 + 2,   × 2.5 + 2.5   So here    17x0.5 + 0.5 = 9   9x1 + 1 = 10   10x1.5 + 1.5 = 16.5   16.5x2 + 2 = 35   35x2.5 + 2.5 = 90   Here the odd man in the given series is 18.5

Q: Antonym of the given word abet 1800 0

  • 1
    Risk
    Correct
    Wrong
  • 2
    Pacify
    Correct
    Wrong
  • 3
    Aid
    Correct
    Wrong
  • 4
    Prevent
    Correct
    Wrong
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Answer : 4. "Prevent"
Explanation :

Answer: D) Prevent Explanation:

Q: The percentage of irrigated land in India is about 1800 0

  • 1
    66%
    Correct
    Wrong
  • 2
    35%
    Correct
    Wrong
  • 3
    71%
    Correct
    Wrong
  • 4
    22%
    Correct
    Wrong
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Answer : 2. "35%"
Explanation :

Answer: B) 35% Explanation: According to World Bank Indicator India - Land use: Agriculture Land - 1797090 sq. Km (about 60.4%).  Forest Area - 677598 sq. Km. (about 22.08%).  Agriculture Irrigated land - 35 %.

Q: What happens during the process of translation? 1799 0

  • 1
    Transfer RNA is made from messenger RNA
    Correct
    Wrong
  • 2
    Copies of DNA molecules are made
    Correct
    Wrong
  • 3
    The cell uses information from messenger RNA to produce proteins
    Correct
    Wrong
  • 4
    Messenger RNA is made from DNA
    Correct
    Wrong
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Answer : 3. "The cell uses information from messenger RNA to produce proteins"
Explanation :

Answer: C) The cell uses information from messenger RNA to produce proteins Explanation: Translation is the process by which a protein is synthesized from the information contained in a molecule of messenger RNA (mRNA). During translation, an mRNA sequence is read using the genetic code, which is a set of rules that defines how an mRNA sequence is to be translated into the 20-letter code of amino acids, which are the building blocks of proteins.   In short, during the process of translation source language text is conveyed to destination language.

Q: Find the C.I. on Rs. 15,225 for 9 months at 16% per annum compounded quarterly ? 1797 0

  • 1
    Rs. 1911
    Correct
    Wrong
  • 2
    Rs. 1909
    Correct
    Wrong
  • 3
    Rs. 1901
    Correct
    Wrong
  • 4
    Rs. 1907
    Correct
    Wrong
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Answer : 3. "Rs. 1901"
Explanation :

Answer: C) Rs. 1901 Explanation: P = Rs. 15225, n = 9 months = 3 quarters, R = 16% p.a. per quarter.   Amount = 15225x1+41003   = (15225 x 26/25 x 26/25 x 26/25) = Rs. 17126.05   => C.I. = 17126 - 15625 = Rs. 1901.05.

Q: Choose the synonym of 'Maelstrom' from the following given words ? 1797 0

  • 1
    Congregation
    Correct
    Wrong
  • 2
    Thunder
    Correct
    Wrong
  • 3
    Miracle
    Correct
    Wrong
  • 4
    Turmoil
    Correct
    Wrong
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Answer : 4. "Turmoil"
Explanation :

Answer: D) Turmoil Explanation: 'Maelstrom' refers to a violent and confused state. The word closest in meaning would be 'turmoil', which also means a state of great disturbance.

Q: Sensitive data is always classified. 1797 0

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

Answer: B) FALSE Explanation: FALSE. Sensitive data is NOT always classified.   Sensitive information is data that must be protected from unauthorized access to safeguard the privacy or security of an individual or organization. There are three main types of sensitive information: 1. Personal information 2. Business information 3. Classified information Data is "Classified" based on the damage that might result from unauthorized disclosure. Some data is Sensitive, but will not necessarily do harm to the country if released publicly - such as PII- which could do harm to individuals if released but not necessarily the country.

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