Hardware - Computer Questions and Answers

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(Q1) Computer » Hardware

CPU is composed of which of the following?

A

ALU

B

CU

C

Registers

D

All of above

Solution

CPU is composed of all three stated above as CU is control unit controlling the devices , ALU is arithmetic logical unit that is for arithmetic and logical operations and registers are the fastest memory used for storage.

(Q2) Computer » Hardware

Which among the following is a volatile memory?

A

RAM

B

ROM

C

PROM

D

EEPROM

Solution

RAM is random access memory that loose data when the power supply if OFF. This is called volatile memory. All other retain  the data that is stored hence non-volatile.

(Q3) Computer » Hardware

The most crucial portion of any computer is the

A

10 Unit

B

Hard Disk

C

CPU

D

Memory

(Q4) Computer » Hardware

Programs stored in a ROM are called

A

Software

B

Freeware

C

Firmware

D

None of these

(Q5) Computer » Hardware

Icons are commands ?

A

typed

B

verbal

C

picture

D

imaginary

(Q6) Computer » Hardware

Which one of the following is an MSDOS external command ?

A

DIR

B

copy

C

FORMAT

D

PROMPT

(Q7) Computer » Hardware

Which of the following is not a secondary storage unit?

A

RAM

B

DVD

C

Floppy

D

Magnetic tape

(Q8) Computer » Hardware

Where are programs and data to be used by the computer available?

A

Processing Unit

B

Output

C

Storage

D

Input

(Q9) Computer » Hardware

Which of the following is not a hardware ?

A

Processor chip

B

Printer

C

Mouse

D

java

(Q10) Computer » Hardware

IC Chips for computer are usually made of

A

Silicon

B

Lead

C

Chromium

D

Gold

(Q11) Computer » Hardware

Where does a computer add compare and shuffle data ?

A

Memory chip

B

CPU chip

C

Floppy disk

D

Hard disk

(Q12) Computer » Hardware

Which of the following is an extremely fast, small memory between CPU and main memory?

A

Main RAM and ROM

B

Secondary memory

C

Cache memory

D

None of the above

(Q13) Computer » Hardware

A device that is connected to the motherboard is :

A

 Called an external device

B

 Must connect using ribbon cable

C

Called an adjunct device

D

Called an peripheral device

(Q14) Computer » Hardware

Which of the following is not true about RAM?

A

RAM is the same as hard disk storage

B

Ram is a primary memory

C

RAM is volatile

D

RAM is a temporary storage