Computer System Architecture Questions Answers

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

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

  Answer And Explanation

  Answer: Option A

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• 16. A set of physical addresses is also known as ?

  1. Disk Space
  2. Address Space
  3. Memory Space
  4. Locations

  Answer And Explanation

  Answer: Option C

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• 17. Which devices among following are usually designed on the complex electromechanical principle ?

  1. Printing devices
  2. Input devices
  3. Storage devices
  4. Peripheral devices

  Answer And Explanation

  Answer: Option B

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• 18. __ read the data by reflecting pulses of laser beams on the surface ?

  1. Magnetic disk
  2. Optical disk
  3. Floppy disk
  4. ROM

  Answer And Explanation

  Answer: Option B

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• 19. If CPU and I/O interface share a common bus than transfer of data between two units is known as ?
  

  1. Asynchronous
  2. Clock dependent
  3. Synchronous
  4. Decoder independent

  Answer And Explanation

  Answer: Option C

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• 20. 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 And Explanation

  Answer: Option D

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• 21. Asynchronous means ?

  1. Not in step with the elapse of time
  2. Not in step with the elapse of address
  3. Not in step with the elapse of data
  4. Not in step with the elapse of control

  Answer And Explanation

  Answer: Option A

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