MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER ARCHITECTURE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
They are used as temporary memory areas in devices, where data is kept
A
registers
B
driver
C
buffer
D
program counter
Explanation: 

Detailed explanation-1: -Cache memory is a chip-based computer component that makes retrieving data from the computer’s memory more efficient. It acts as a temporary storage area that the computer’s processor can retrieve data from easily.

Detailed explanation-2: -Buffer memory is a temporary storage area in the main memory (RAM) that stores data transferring between two or more devices or between an application and a device. Buffering compensates for the difference in transfer speeds between the sender and receiver of the data.

Detailed explanation-3: -RAM is a temporary data storage domain, whereas ROM serves as a semi-permanent storage domain.

Detailed explanation-4: -In computer science, a data buffer (or just buffer) is a region of a memory used to temporarily store data while it is being moved from one place to another.

Detailed explanation-5: -The buffer memory is mainly located in Random Access Memory (RAM) of a computer. In this area CPU can store its data temporarily, like the data to be forwarded to other slow speed output devices or other secondary storage devices, to enable the computer to execute other processes.

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