题目内容

Vector and array processors fall into the ________ category of computer systems.

A. SIMD
B. SISD
C. MISD
D. MIMD

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The _________ cycle occurs at the beginning of each instruction cycle and causes an instruction to be fetched from memory.

A. execute
B. indirect
C. fetch
D. interrupt

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A single micro-operation generally involves which of the following?

A. a transfer between registers
B. a transfer between a register and an external bus
C. a simple ALU operation
D. all of the above

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. ________ is when the result may be larger than can be held in the word size being used.

A. Overflow
B. Arithmetic shift
C. Underflow
D. Partial product

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A branch instruction performed by CPU is to update ____.

A. MBR to contain the instruction
B. Program counter to contain the
C. MAR to contain the address of current instruction
D. IR to contain the instruction that just fetched from memory

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Vector and array processors fall into the ________ category of computer systems.

A. SIMD B. SISD C. MISD D. MIMD

The _________ cycle occurs at the beginning of each instruction cycle and causes an instruction to be fetched from memory.

A single micro-operation generally involves which of the following?

. ________ is when the result may be larger than can be held in the word size being used.

A branch instruction performed by CPU is to update ____.

A. SIMD
B. SISD
C. MISD
D. MIMD