Computer Knowledge Practice Question and Answer

Q:

Which of the following are the cheapest memory devices in terms of cost/bit? 

2711 0

  • 1
    Magnetic Tapes
    Correct
    Wrong
  • 2
    Compact Disk
    Correct
    Wrong
  • 3
    Semiconductor Memories
    Correct
    Wrong
  • 4
    Magnetic Disk
    Correct
    Wrong
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Answer : 2. "Compact Disk "

Q:

______is a layer of computer system between the hardware and the user program. 

2705 0

  • 1
    System environment
    Correct
    Wrong
  • 2
    Operational environment
    Correct
    Wrong
  • 3
    Operating system
    Correct
    Wrong
  • 4
    Operating environment
    Correct
    Wrong
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Answer : 3. "Operating system "

Q:

Which short cut key inserts a new slide in current presentation?

2704 0

  • 1
    Ctrl+N
    Correct
    Wrong
  • 2
    Ctrl+M
    Correct
    Wrong
  • 3
    Ctrl+S
    Correct
    Wrong
  • 4
    None of these
    Correct
    Wrong
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Answer : 2. "Ctrl+M"

Q:

With which coordination does the main memory work?

2694 0

  • 1
    INTEL
    Correct
    Wrong
  • 2
    Special work card
    Correct
    Wrong
  • 3
    RAM
    Correct
    Wrong
  • 4
    CPU
    Correct
    Wrong
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Answer : 4. "CPU"

Q:

Java was originally invented by

2686 0

  • 1
    Microsoft
    Correct
    Wrong
  • 2
    Adobe
    Correct
    Wrong
  • 3
    Sun
    Correct
    Wrong
  • 4
    Oracle
    Correct
    Wrong
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Answer : 3. "Sun"

Q:

Which is the cloud based storage solution launched by Rajasthan government?

2667 0

  • 1
    Raj E-Vault
    Correct
    Wrong
  • 2
    E-Gyan
    Correct
    Wrong
  • 3
    RPSC
    Correct
    Wrong
  • 4
    Raj-e-Sign
    Correct
    Wrong
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Answer : 1. "Raj E-Vault"

Q:

Which is the other name for LAN Card? 

2663 0

  • 1
    Network connector
    Correct
    Wrong
  • 2
    Internet Card
    Correct
    Wrong
  • 3
    MODEM
    Correct
    Wrong
  • 4
    NIC
    Correct
    Wrong
  • 5
    None of these
    Correct
    Wrong
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Answer : 4. "NIC "

Q: What Does BIOS Stand For 2647 1

  • 1
    Backup Input Output System
    Correct
    Wrong
  • 2
    Battery Integrated Operating Setup
    Correct
    Wrong
  • 3
    Basic Input Output System
    Correct
    Wrong
  • 4
    Better Integrated Operating System
    Correct
    Wrong
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Answer : 3. "Basic Input Output System"
Explanation :

Answer: C) Basic Input Output System Explanation: BIOS in computers stands for Basic Input Output System.   BIOS is a set of computer instructions in firmware which control input and output operations.

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