Data Storage | MCQs

Explanation

When referring to data or storage device, writing is taking information and moving it to an alternate location.

For example, saving data onto a diskette is the same as writing information to a diskette.

Explanation

CD stand for Compact Disk.

Laser technology is used in CD. 

Explanation

A collection of related data is called Database.

A database is a data structure that stores organized information.

Different types of databases are Relational databases

• No SQL database,
• Distributed database,
• Commercial database,
• End-user database.
  

Explanation

It is defined as an organized collection of data or information for easy access, updating, and management in a computer.

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RY 13-12-202

Explanation

computer memory capacity is expressed in multiples of a power of two.

it is measured in megabytes (MB) and gigabytes (GB).

A medium-sized novel contains about 1 MB of information.

1 MB is 1,024 kilobytes, or 1,048,576 (1024x1024) bytes, not one million bytes.

Similarly, one 1 GB is 1,024 MB, or 1,073,741,824 (1024x1024x1024) bytes.

Explanation

The abbreviation “MB” stands for “megabyte,” a unit of computer storage.

Unit                 Description

Megabyte 1024 kilobytes

Gigabyte         1024 megabytes

Terabyte         1024 gigabytes

Petabyte         1024 terabytes

Explanation

1000MB = 1GB

Explanation

Saving may take the form of increases in the:

bank deposits,

purchases of securities,

or increased cash holdings.

Explanation

A CD-ROM (Compact Disc, read-only-memory) is an optical disc which is designed to store computer data in the form of text or graphics or software data.

A normal CD-ROM usually can store up to data is 680 MB.

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RY17-012-23

Explanation

Data and programs are stored in the main memory when the processor uses them.

while 

 programs, files, and data stored in the computer are called Hard Disk

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ND04-12-2022