Digital | MCQs

Explanation

A bit is most basic unit of information in computing.

It is short for binary digit, which means that it can only have one of two values, 0 or 1.

Bits are usually assembled into a group of eight to form a byte.

1 Kilobyte (KB)  =  1024 Bytes.

1 Megabyte (MB) = 1024 Kilobytes.

1 Gigabyte  (GB) = 1024 Megabytes.

1 Terabyte (TB) = 1024 Gigabytes.

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VU FIA CONSTABLE PAPER 2021

Explanation

The size of information in the computer is measured in Kilobytes (KB), Megabytes (MB), Gigabytes (GB), and Terabytes (TB).

1 Kilobyte (KB) = 1024 bytes

One Megabyte (MB) = 1024 Kilobytes (KB

One Gigabyte (GB) =  1024 Megabytes MB

One Terabyte (TB)= 1024 gigabytes (GB).

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RY 15-01-2023

RK28-01-2023

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

Explanation

1 byte equals 8 bits.

Additional Information

Explanation

Blind carbon copy allows the sender of a message to conceal the person entered in the Bcc field from the other recipients. **********

VU LDC UDC FIA PAPER 27-12-2021

Explanation

John Vincent Atanasoff invented the first digital computer in 1930. 

The inventor of the first Digital Computer belonged to the country: USA

John Vincent Atanasoff died in 1995.

Digital computer:

The Digital Computer operates on a Binary system

Explanation

A soft copy (sometimes spelled "softcopy") is an electronic copy of some type of data,

such as a file viewed on a computer's display or transmitted as an e-mail attachment.

Such material, when printed, is referred to as a hard copy .

Explanation

Hybrid computers can perform the tasks of  digital and analogue computer

These computers are used in aircraft, hospitals where measuring physical quantities and converting them into digital data to analysis is required.

AGM 07.5.23

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