Computer Systems | MCQs

Explanation

A set of instructions that operates various parts of the Computer Hardware is called Software

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ND10-1-2023

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RY18012023

Explanation

Cache memory acts as a buffer between the CPU (Central Processing Unit) and the main memory (RAM).

It is a small, high-speed memory that stores frequently used data and instructions that the CPU is likely to need next.

This allows the CPU to access the data and instructions it needs quickly, without having to wait for the slower main memory to respond.

Explanation

Explanation

Explanation

The control unit (CU) is a component of a computer's central processing unit (CPU) that directs the operation of the processor.

It tells the:

computer's memory,

arithmetic/logic unit

and input and output devices

Explanation

Explanation

The memory unit is one part of the Central Processing Unit

there are two types of memory in a computer unit 

1. primary memory (RAM and ROM)

2. secondary memory. (hard drive, CD, etc).

Explanation

A computer works by electrical signals.

"By" is used to indicate the means or method by which the action is performed

Explanation

ABS stands for Atanasoff-Berry computer.

Explanation

In computing, virtual memory is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine“ which "creates the illusion to users of a very large (main) memory".