Computer Architecture MCQs Set-9

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  1. 1. Which of the following is a main memory
    • Secondary memory.
    • Auxiliary memory.
    • Cache memory.
    • Virtual memory.
  2. 2. Which of the following are not a machine instructions
    • MOV.
    • ORG.
    • END.
    • (B) & (C) .
  3. 3. In Assembly language programming, minimum number of operands required for an instruction is/are
    • Zero
    • One
    • Two
    • Both (B) & (C) .
  4. 4. The maximum addressing capacity of a micro processor which uses 16 bit database &
    • 64 K.
    • 4 GB.
    •  both (A) & (B) .
    • None of these.
  5. 5. The memory unit that communicates directly with the CPU is called the
    • main memory
    • Secondary memory
    • shared memory
    • auxiliary memory.
  6. 6. The average time required to reach a storage location in memory and obtain its contents is called
    • Latency time.
    • Access time.
    • Turnaround time.
    • Response time.
  7. 7. A byte is a group of ___ bits.
    • 16
    • 8
    • 4
    • 2
  8. 8. A nibble is a group of __ bits.
    • 16
    • 4
    • 8
    • 2
  9. 9. _________ register keeps track of the instructions stored in program stored in memory.
    • AR (Address Register)
    • XR (Index Register)
    • PC (Program Counter)
    • AC (Accumulator)
  10. 10. What is meant by a dedicated computer?
    • which is used by one person only
    • which is assigned to one and only one task
    • which does one kind of software
    • which is meant for application software only
    • all of abve