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]
Essentially all a CPU does is carry out instructions, one after another, billion of times a second. This process is often broken down into a cycle called Fetch-Execute Cycle (FDE Cycle).
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -The fetch-execute cycle (also known as fetch-decode-execute cycle) is followed by a processor to process an instruction . The cycle consists of several stages. The memory address held in the program counter is copied into the MAR .

Detailed explanation-2: -The Fetch-Decode-Execute cycle of a computer is the process by which a computer: fetches a program instruction from its memory, determines what the instruction wants to do, and carries out those actions.

Detailed explanation-3: -What is it called when the CPU carries out the action of an instruction? When the CPU is carrying out the action of an instruction it is executing it.

Detailed explanation-4: -CPUs can only carry out one instruction at a time. It might seem like CPUs can perform many instructions simultaneously, since it is possible for you to do homework, read instant messages and listen to music at the same time.

There is 1 question to complete.
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