GRE Practice Question and Answer

Q: The computer that process both analog and digital is called 11914 1

  • 1
    Hybrid computer
    Correct
    Wrong
  • 2
    Mainframe computer
    Correct
    Wrong
  • 3
    Digital computer
    Correct
    Wrong
  • 4
    Analog computer
    Correct
    Wrong
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Answer : 1. "Hybrid computer"
Explanation :

Answer: A) Hybrid computer Explanation: The computer that process both analog and digital is called Hybrid computer.

Q: Word length of a personal computer is 2351 0

  • 1
    32 bit
    Correct
    Wrong
  • 2
    16 bit
    Correct
    Wrong
  • 3
    8 bit
    Correct
    Wrong
  • 4
    4 bit
    Correct
    Wrong
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Answer : 3. "8 bit"
Explanation :

Answer: C) 8 bit Explanation: Word length refers to the number of bits processed by a computer's CPU in one go. These days, typically 32 bits or 64 bits are used. Data bus size, instruction size, address size are usually multiples of the word size.

Q: What was the day of the week on 17th June, 1998 ? 4998 7

  • 1
    Monday
    Correct
    Wrong
  • 2
    Tuesday
    Correct
    Wrong
  • 3
    Wednesday
    Correct
    Wrong
  • 4
    Friday
    Correct
    Wrong
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Answer : 3. "Wednesday"
Explanation :

Answer: C) Wednesday Explanation: 17th June, 1998 = (1997 years + Period from 1.1.1998 to 17.6.1998)Odd days in 1600 years = 0Odd days in 300 years = 197 years has 24 leap years + 73 ordinary years.Number of odd days in 97 years ( 24 x 2 + 73) = 121 = 2 odd days.Jan. Feb. March. April. May. June.(31 + 28 + 31 + 30 + 31 + 17) = 168 days168 days = 24 weeks = 0 odd day.Total number of odd days = (0 + 1 + 2 + 0) = 3.Given day is Wednesday.

Q: CK169JROS2419TXKM??PV 1747 0

  • 1
    14,21
    Correct
    Wrong
  • 2
    21,14
    Correct
    Wrong
  • 3
    56,84
    Correct
    Wrong
  • 4
    84,56
    Correct
    Wrong
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Answer : 2. "21,14"
Explanation :

Answer: B) 21,14 Explanation: Putting A=1, B=2, C=3,..., M=13,....,X=24,Y=25, Z=26, we have :        JR = J + R2 + 2 = 10 + 18 2 + 2 = 16       CK = C + K2 + 2 =  3 + 112 + 2 = 9       TX = T + X2+ 2 = 20 + 242 + 2 = 24       OS = O + S2 + 2 = 15 + 192 + 2 = 19        So, the missing numbers are :       21 and 14       Hence, the answer is (b).

Q: If A + B = 2C and C + D = 2A, then 5631 0

  • 1
    A + C = B + D
    Correct
    Wrong
  • 2
    A + C = 2D
    Correct
    Wrong
  • 3
    A + D = B + C
    Correct
    Wrong
  • 4
    A + C = 2B
    Correct
    Wrong
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Answer : 1. "A + C = B + D"
Explanation :

Answer: A) A + C = B + D Explanation: Given,   A + B = 2C ----(i)   C + D = 2A----(ii)   Adding (i) and (ii) we get : A + B + C + D = 2C + 2A   =>  B + D = A + C

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Answer : 3. "Red and White"
Explanation :

Answer: C) Red and White Explanation:

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Answer : 2. "44"
Explanation :

Answer: B) 44 Explanation:   Given U=120 5% of 120 = 6 Therefore, Students who can play Chess alone or Carroms alone =  120 - (30+40+6)= 44

Q: Bhel commissions another 600Mw thermal unit in which state ? 1485 1

  • 1
    Telangana
    Correct
    Wrong
  • 2
    Andhra Pradesh
    Correct
    Wrong
  • 3
    Chattisgarh
    Correct
    Wrong
  • 4
    Karnataka
    Correct
    Wrong
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Answer : 1. "Telangana"
Explanation :

Answer: A) Telangana Explanation:

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