Computer Hardware | MCQs

Explanation

Laser technology is used in compact disc

Compact Disc is an example of Optical Storage

James T. Russell invented C.D. (Compact Disc).

 co-developed by Philips and Sony to store and play digital audio recordings.

history

 In August 1982, the first compact disc was manufactured.

It was then released in October 1982 in Japan and branded as Digital Audio Compact Disc.

It was released on March 2, 1983, in North America and Europe.

FIA CBT VU PAPER 22-12-2021

ND30-4-2023

Explanation

 DRAM memories need a refresh.

Dynamic Random Access Memory (DRAM).

DRAM must be refreshed many times per second to store information, otherwise, it will lose what it is holding.

DRAM is the most common type of memory in use today.

ND18-4-2023

Explanation

A video game is played on a Graphics Card

Explanation

A scanner is an input device that scans documents such as photographs and pages of text. A scanner is not an external memory.

Explanation

We use articles A and An for common/indefinite nouns.

We use article The for particular nouns.

Here, the sentence is talking about a particular computer.

Therefore, the computer is the correct option. 

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RY5022023

Explanation

Explanation

Petabyte (PB), a unit of information equivalent to 1000 terabytes which is used, for example, to quantify computer memory or storage capacity.

Explanation

the integrated circuit is a set of electronic circuits on one small flat piece of semiconductor material, usually silicon.

Explanation

In computing, a window is a graphical control element.

Explanation

A numeric keypad, number pad, numpad, or ten key, is the palm-sized, usually-17-key section of a standard computer keyboard, usually on the far right. It provides calculator-style efficiency for entering numbers