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Computer Aptitude

COMPUTER ARCHITECT DESIGN MCQs

Total Questions : 66 | Page 2 of 7 pages
Question 11. . The unit which decodes and translates each instruction and generates the necessary enable signals for ALU and other units is called
  1.    ALU
  2.    Control Unit
  3.    CPU
  4.    Logical Unit
 Discuss Question
Answer: Option B. -> Control Unit
Question 12. . Which among following is an important data transfer technique ?
  1.    CAD
  2.    CAM
  3.    DMA
  4.    MMA
 Discuss Question
Answer: Option C. -> DMA
Question 13. . A microprogram is sequencer perform the operation ?
  1.    Read
  2.    Write
  3.    Read and Write
  4.    Read and Execute
 Discuss Question
Answer: Option D. -> Read and Execute
Question 14. . RISC stands for ?
  1.    Risk Instruction Source Computer
  2.    Reduced Instruction Set Computer
  3.    Risk Instruction Set Computer
  4.    Risk Instruction Set Computing
 Discuss Question
Answer: Option B. -> Reduced Instruction Set Computer
Question 15. . The performance of the cache memory is measured in terms of ?
  1.    Hit Ratio
  2.    Chat Ratio
  3.    Copy Ratio
  4.    Data Ratio
 Discuss Question
Answer: Option A. -> Hit Ratio
Question 16. . A set of physical addresses is also known as ?
  1.    Disk Space
  2.    Address Space
  3.    Memory Space
  4.    Locations
 Discuss Question
Answer: Option C. -> Memory Space
Question 17. . 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
 Discuss Question
Answer: Option D. -> Pulse generator
Question 18. . Which devices among following are usually designed on the complex electromechanical principle ?
  1.    Printing devices
  2.    Input devices
  3.    Storage devices
  4.    Peripheral devices
 Discuss Question
Answer: Option B. -> Input devices
Question 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
 Discuss Question
Answer: Option C. -> Synchronous
Question 20. . ________ read the data by reflecting pulses of laser beams on the surface ?
  1.    Magnetic disk
  2.    Optical disk
  3.    Floppy disk
  4.    ROM
 Discuss Question
Answer: Option B. -> Optical disk

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