Computer Knowledge - Quiz - 5

10 Questions | Total Attempts: 205

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Computer Knowledge - Quiz - 5


Questions and Answers
  • 1. 
    What is a light pen?      
    • A. 

      1) Mechanical Input device

    • B. 

      2) Optical input device

    • C. 

      3) Electronic input device

    • D. 

      4) Optical output device

    • E. 

      5) None of these

  • 2. 
    Which one is the protocol?      
    • A. 

      1) Bus

    • B. 

      2) Star

    • C. 

      3) NetBEUI

    • D. 

      4) none of the above

    • E. 

      5) None of these

  • 3. 
    1KB is equal to:      
    • A. 

      1) 100 bytes

    • B. 

      2) 1000 bytes

    • C. 

      3) 1024 bytes

    • D. 

      4) 1048 bytes

    • E. 

      5) None of these

  • 4. 
    For dial up internet connection, a computer must have:      
    • A. 

      1) Sound card

    • B. 

      2) CD drive

    • C. 

      3) Modem

    • D. 

      4) video card

    • E. 

      5) None of these

  • 5. 
    Which of the following is not a valid memory?      
    • A. 

      1) ROM

    • B. 

      2) RAM

    • C. 

      3) EEPROM

    • D. 

      4) NIC

    • E. 

      5) None of these

  • 6. 
    Which error detection method uses one's complement arithmetic?      
    • A. 

      1) Simple parity check

    • B. 

      2) Two-dimensional parity check

    • C. 

      3) CRC

    • D. 

      4) Checksum

    • E. 

      5) None of these

  • 7. 
    Which error detection method consists of just one redundant bit per data unit?      
    • A. 

      1) Simple parity check

    • B. 

      2) Two-dimensional parity check

    • C. 

      3) CRC

    • D. 

      4) Checksum

    • E. 

      5) None of these

  • 8. 
    In cyclic redundancy checking, what is the CRC?      
    • A. 

      1) The divisor

    • B. 

      2) The quotient

    • C. 

      3) The dividend

    • D. 

      4) The remainder

    • E. 

      5) None of these

  • 9. 
    The largest portion of the bandwidth for ADSL carries _______.      
    • A. 

      1) voice communication

    • B. 

      2) upstream data

    • C. 

      3) downstream data

    • D. 

      4) control data

    • E. 

      5) None of these

  • 10. 
    Another name for the cable TV office is the _______.      
    • A. 

      1) splitter

    • B. 

      2) fiber node

    • C. 

      3) combiner

    • D. 

      4) head end

    • E. 

      5) None of these

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