1. _________ consists of volatile chips that temporarily store data or instructions ?

CPU

ROM

RMA

RAM

Answer: RAM

Explanation:

The answer is (d) RAM


2. What is the full form of PROM ?

Programmable Read Only Memory

Progressive Read Only Memory

Periodic Read Only Memory

Perfect Read Only Memory

Answer: Programmable Read Only Memory

Explanation:

The full form of PROM is "Programmable Read Only Memory".


3. Which of the following is equal to 1,048,576 byte (approx one million byte) ?

Byte

Gigabyte

Memory

Megabyte

Answer: Megabyte

Explanation:

Megabyte is equal to 1,048,576 bytes, which is approximately one million bytes


4. The main directory of a disk is called the __________ Directory ?

root

sub

folder

network

Answer: root

Explanation:

The main directory of a disk is called the "root" directory. Therefore, the answer is (a) root.


5. A CD-RW disk __________ ?

has a faster access than an internal disk

is a form of optical disk, so it can only be written once

holds less data than a floppy disk

can be erased and rewritten

Answer: can be erased and rewritten

Explanation:

A CD-RW (Compact Disc Re-Writable) disk can be erased and rewritten, making it a useful storage medium for data that needs to be updated or changed frequently.


6. To what temporary area can you store text and other data, and later paste them to another location ?

The clipboard

ROM

CD-ROM

The hard disk

Answer: The clipboard

Explanation:

The temporary area to store text and other data, and later paste them to another location, is called "the clipboard". Therefore, the answer is (a) The clipboard.


7. If a user needs information instantly available to the CPU, it should be stored ?

on a CD

in secondary storage

in the CPU

in RAM

Answer: in RAM

Explanation:

If a user needs information instantly available to the CPU, it should be stored in "RAM" (Random Access Memory). Therefore, the answer is (d) in RAM.


8. Which of the following is another name for a chip ?

Silicon chip

Integrated circuit

Semiconductor

All of these

Answer: Integrated circuit

Explanation:

Integrated circuit


9. A permanent memory is called ?

RAM

ROM

CPU

LCD

Answer: ROM

Explanation:

ROM


10. How many values can be represented by a single byte ?

4

16

64

256

Answer: 256

Explanation:

A single byte is made up of 8 bits, and each bit can have two possible values (0 or 1). Therefore, the total number of possible combinations of 8 bits is 2 to the power of 8, which equals 256. This means that a single byte can represent 256 different values, ranging from 0 to 255.