Practice Question and Answer

Q:

CPU's ALU consists of?

4007 2

  • 1
    RAM space
    Correct
    Wrong
  • 2
    Register
    Correct
    Wrong
  • 3
    byte space
    Correct
    Wrong
  • 4
    All of these
    Correct
    Wrong
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Answer : 2. "Register"

Q: What is the name of the virus that fool a user into downloading and executing them by pretending to be useful applications  ? 4007 2

  • 1
    Trojan horses
    Correct
    Wrong
  • 2
    Keylogger
    Correct
    Wrong
  • 3
    Worm
    Correct
    Wrong
  • 4
    File virus
    Correct
    Wrong
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Answer : 1. "Trojan horses"
Explanation :

Answer: A) Trojan horses Explanation:

Q:

The largest share of energy production in India is?

4007 0

  • 1
    Hydropower
    Correct
    Wrong
  • 2
    Thermoelectric
    Correct
    Wrong
  • 3
    solar energy
    Correct
    Wrong
  • 4
    nuclear power
    Correct
    Wrong
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Answer : 2. "Thermoelectric"

Q:

cccbb_aa_cc_bbbaa_c 

4004 0

  • 1
    baba
    Correct
    Wrong
  • 2
    aaba
    Correct
    Wrong
  • 3
    acbc
    Correct
    Wrong
  • 4
    baca
    Correct
    Wrong
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Answer : 4. "baca "

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Answer : 1. "leaked, praise"

Q:

The following equation is incorrect. Which two signs should be interchanged to correct the equation?
12 + 10 - 28 ÷ 7 x 4 = 48

4003 0

  • 1
    ÷ and -
    Correct
    Wrong
  • 2
    + and ÷
    Correct
    Wrong
  • 3
    - and +
    Correct
    Wrong
  • 4
    x and -
    Correct
    Wrong
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Answer : 4. "x and -"

Q:

For measuring distances in miles and furlongs and area in acres which of the following chains is/are used? 

4002 0

  • 1
    Metric and Gunter’s chain
    Correct
    Wrong
  • 2
    Engineer’s and Gunter’s chain
    Correct
    Wrong
  • 3
    Steel band chain
    Correct
    Wrong
  • 4
    Gunter’s chain
    Correct
    Wrong
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Answer : 2. "Engineer’s and Gunter’s chain "

Q: In a race of 1000 m, A can beat by 100 m, in a race of 800m, B can beat C by 100m. By how many meters will A beat C in a race of 600 m ? 4002 0

  • 1
    127.5 m
    Correct
    Wrong
  • 2
    254 m
    Correct
    Wrong
  • 3
    184 m
    Correct
    Wrong
  • 4
    212 m
    Correct
    Wrong
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Answer : 1. "127.5 m"
Explanation :

Answer: A) 127.5 m Explanation: When A runs 1000 m, B runs 900 m and when B runs 800 m, C runs 700 m. When B runs 900 m, distance that C runs = (900 x 700)/800 = 6300/8 = 787.5 m. In a race of 1000 m, A beats C by (1000 - 787.5) = 212.5 m to C. In a race of 600 m, the number of meters by which A beats C = (600 x 212.5)/1000 = 127.5 m.

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