Computer Architecture MCQs Set-8

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  1. 1. The instructions which copy information from one location to another either in the processor’s internal register set or in the external main memory are called
    • Data transfer instructions.
    • Program control instructions.
    • Input-output instructions.
    • Logical instructions.
  2. 2. A device/circuit that goes through a predefined sequence of states upon the application of input pulses is called
    • register
    • flip-flop
    • transistor
    • counter
  3. 3. The performance of cache memory is frequently measured in terms of a quantity called
    • Miss ratio.
    • Hit ratio.
    • Latency ratio.
    • Read ratio.
  4. 4. The information available in a state table may be represented graphically in a
    • simple diagram.
    • state diagram.
    • complex diagram.
    • data flow diagram.
  5. 5. Content of the program counter is added to the address part of the instruction in order to obtain the effective address is called.
    • relative address mode.
    • index addressing mode.
    • register mode.
    • implied mode.
  6. 6. An interface that provides I/O transfer of data directly to and form the memory unit and peripheral is termed as
    • DDA
    • Serial interface.
    • BR
    • DMA
  7. 7. The 2s compliment form (Use 6 bit word) of the number 1010 is
    • 111100
    • 110110
    • 110111
    • 1011
  8. 8. A register capable of shifting its binary information either to the right or the left is called a
    • parallel register.
    • serial register.
    • shift register.
    • storage register.
  9. 9. What is the content of Stack Pointer (SP)?
    • Address of the current instruction
    • Address of the next instruction
    • Address of the top element of the stack
    • Size of the stack.
  10. 10. Which of the following interrupt is non maskable
    • INTR
    • RST 7.5.
    • RST 6.5.
    • TRAP.