SATHEE: Computer Science Ques 265

Computer Science Ques 265

Question: A flat metallic disk that contains a large amount of permanently stored information read optically Is called a________

Options:

A) Monitor

B) ALU

C) CD-ROM

D) RAM

E) None of these

Show Answer

Answer:

Correct Answer: C

Solution:

A compact disc is a plastic fabricated. Circular medium made of molded polymer for electronically recording storing and playing back audio, video, text and other information in digital form- It contains data permanently. i.e. data doesn’t get lost when there is no power. Also, compact disc is an optical device which uses reflecting surfaces and laser technology to read and write data on a disk. Different versions of compact disc are CD-ROM, CD-R ,CD-RW. DVD. etc.

Computer Science Ques 264

Computer Science Ques 266

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