Computer System Architecture Questions Answers

  • 29. Which technique helps processor to run a program concurrently with input output operations ?

    1. IOP
    2. DMA
    3. Interrupt driven I/O
    4. DCA
    Answer :

    Option C

  • 30. All the operations in a digital system are synchronized by a clock that is generated by ?

    1. Clock
    2. Clock generator
    3. Pulse
    4. Pulse generator
    Answer :

    Option D

  • 31. Which method is used to establish priority by serially connecting all devices that request an interrupt ?

    1. Interrupt
    2. Polling
    3. Priority
    4. Daisy chaining
    Answer :

    Option D

  • 32. What is meaning of PCB ?

    1. Process control block
    2. Preempitive control block
    3. Process close block
    4. Process carrying block
    Answer :

    Option A

  • 33. __ is a single control line that informs destination unit that a valid is available on the bus ?

    1. Ping
    2. Token
    3. Handshake
    4. Strobe
    Answer :

    Option D

  • 34. The performance of the cache memory is measured in terms of ?

    1. Hit Ratio
    2. Chat Ratio
    3. Copy Ratio
    4. Data Ratio
    Answer :

    Option A

  • 35. A number system that uses only two digits, 0 and 1 is known as ?

    1. Octal number system
    2. Hexadecimal system
    3. Binary system
    4. Decimal system
    Answer :

    Option C

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