Computer System Architecture

581. How many modes the address in control memory are divided:

  1. 2
  2. 3
  3. 5
  4. 7

Correct answer: (A)
2

582. which of the following is interrupt mode:

  1. Task mode
  2. Executive mode
  3. Both a & b
  4. None of these

Correct answer: (B)
Executive mode

583. Mode of addresses in control memory are:

  1. Executive mode
  2. Task mode
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

584. Addresses in control memory is made by ____________ for each register group:

  1. Address select logic
  2. Data select logic
  3. Control select logic
  4. All of these

Correct answer: (A)
Address select logic

585. There are how many register groups in control memory:

  1. 3
  2. 5
  3. 6
  4. 8

Correct answer: (B)
5

586. What type of circuit is used by control memory to interconnect registers:

  1. Data routing circuit
  2. Address routing circuit
  3. Control routing circuit
  4. None of the these

Correct answer: (A)
Data routing circuit

587. Which memory is used to copy instructions or data currently used by CPU:

  1. Main memory
  2. Secondary memory
  3. Cache memory
  4. None of these

Correct answer: (C)
Cache memory

588. Copy of instruction in cache memory is known as:

  1. Execution cache
  2. Data cache
  3. Instruction cache
  4. All of these

Correct answer: (C)
Instruction cache

589. Copy of data in cache memory is called:

  1. Data cache
  2. Execution cache
  3. Address cache
  4. Control cache

Correct answer: (A)
Data cache

590. What are 2 advantages of cache memory:

  1. Reduction of average access time for CPU memory
  2. Reduction of bandwidth of available memory of CPU
  3. Both a & b
  4. None of these

Correct answer: (C)
Both a & b

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