Question

1.
What is a memory in computers?
2.
How much data can a CD-ROM store?
3.
What are the types of RAM?​

Answer 1

Explanation:

2 .Data is stored on the disc as a series of microscopic indentations. A laser is shone onto the reflective surface of the disc to read the pattern of pits and lands ("pits", with the gaps between them referred to as "lands"). ... This is converted into binary data.

3 .There are two main types of RAM: Dynamic RAM (DRAM) and Static RAM (SRAM).

DRAM (pronounced DEE-RAM), is widely used as a computer's main memory. ...

SRAM (pronounced ES-RAM) is made up of four to six transistors.

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Answer 2

1. Computer memory is any physical device capable of storing information temporarily.

2. A standard 120mm, 700 MB CD-ROM can actually hold about 737 MB.

3. There are two main types of RAM.

▶Dynamic RAM (DRAM)

▶Static RAM ( SRAM).