MCQ IN COMPUTER SCIENCE & ENGINEERING

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COMPUTER SCIENCE AND ENGINEERING

COMPUTER ARCHITECTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This would reduce the number of memory/processor transfers
A
Arithmetic Logic Unit
B
Control Unit
C
Accumulator
D
Cache
Explanation: 

Detailed explanation-1: -Memory Unit/ CacheEdit Most CPU chips also include some Very fast memory which is used as an intermediary between the processor and the main memory. Stores the most frequently or most recently used instructions and data so that they might be retrieved quickly.

Detailed explanation-2: -In computing, the instruction register (IR) or current instruction register (CIR) is the part of a CPU’s control unit that holds the instruction currently being executed or decoded.

Detailed explanation-3: -The clock speed measures the number of cycles your CPU executes per second, measured in GHz (gigahertz).

Detailed explanation-4: -current instruction register (CIR)-holds the instruction that is currently being decoded and executed. accumulator (ACC) – holds the data being processed and the results of processing.

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