COMPUTER | MCQs

Explanation

Protocols are a set of rules for transmitting data

while

A switch is a device in a computer network that connects other devices together.

A router is a that connects two or more packet-switched networks or subnetworks.

 A gateway, as the name suggests, is a passage to connect two networks

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ND24-1-2023

Explanation

The exact number of bytes contained in the main memory is 960 × 1024.

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RY24012023

Explanation

A Mouse Pad keeps the mouse free from dust and dirt.

Explanation

A power supply unit  converts mains AC to low-voltage regulated DC power for the internal components of a computer.

Modern personal computers universally use switched-mode power supplies.

Explanation

First electronic digital computer called the ENIAC

during the years 1943-1946, 

 ENIAC based on the prior invention of a small, special-purpose vacuum .

Explanation

A supercomputer is a computer that performs at or near the currently highest operational rate for computers. Traditionally, supercomputers have been used for scientific and engineering applications that must handle very large databases or do a great amount of computation.

Explanation

Binary number is a number expressed in the base-2 numeral system or binary numeral system, a method of mathematical expression which uses only two symbols: typically "0"  and "1".

Explanation

"Computer" comes from the Latin "putare" which means both to think and to prune.

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in 1822, the father of computers, Charles Babbage began developing what would be the first mechanical computer.

A computer consists of :

Motherboard

Hard Disk Drive

Central processing unit

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ND2-12-2022

Explanation

RAT is a malware designed to allow an attacker to remotely control an infected computer.

Explanation

Note: "A" or "AN" are used to mention the category of a person or thing.