Class 9 Computer MCQ with Answers
Which of the following devices in not inside the CPU?
RAM
The Hard Disk
CD-ROM Drives
The Modem
The bus of 16 bits can carry:
8 bits
16 bits
24 bits
32 bits
A port which provides a connection for transmitting a data eight bits at a time is:
serial port
parallel port
mouse port
all of these
The bus is used to connect the following units.
Central Processing Unit
Main memory RAM, ROM
Input / Output devices
All mentioned
Which of the following unit controls the flow of information through the processor:
ALU
MU
CU
Modem
Which of the following is not a hardware component of computer?
input unit
software
output unit
system unit
The arithmetic / logic unit can perform
Addition
Subtraction
Multiplication
All mentioned
A temporary storage device is:
ALU
Main memory
Control unit
Register
Which of the following is not a type of bus in computer?
Data bus
address bus
power bus
control bus
The heart of computer system is:
CPU
control unit
ALU
system unit
Continue Reading Go to Next Page