CD Technology

Q1: CD is an optical disk format that is used to hold _____?

سی ڈی ایک آپٹیکل ڈسک فارمیٹ ہے جو _____ رکھنے کے لیے استعمال ہوتا ہے؟

Sound

Graphics

All of these

Pre-recorded text

A CD (Compact Disc) is an optical disk format that can store sound, pre-recorded text, graphics, and other digital data.

It is widely used for audio playback, software distribution, and data storage.

Standard CDs hold up to 700 MB of data or 80 minutes of audio.

CDs are read using a laser in a CD drive, which interprets the stored data.

Optical Disks Storage Capacity CD Technology

Mechanical

Electro Magnetic

Electrical

Laser

CD stand for Compact Disk.

Laser technology is used in CD.

CD Technology Optical Discs Data Storage

کمپیکٹ ڈسک کس نے ایجاد کیا؟

James T. Russell

Renold Johnson with IBM

Bob Meltcofe

David Nobel with IBM

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

CD Technology Inventors Digital Storage