Which of the following is known as the brain of a computer ?
CPU
Keyboard
Monitor
Mouse
We can draw pictures on the computer
with the help of the mouse
with our crayons
Both 1 and 2
with the help of joystick
Which unit controls all the operations that are performed in the CPU ?
ALU
Memory Unit
CU
Processing Unit
We can see pictures on
Computer has _____ main parts.
Six
Two
Five
Four
Which device is used to view movies on a computer?
Floppy disk
Digital versatile disk
Digital versatile disk rewritable
All of these
VDU stands for
Visual Display Unit
Video Display Unit
Visual Data Unit
Video Data Unit
Which is an input device ?
Printer
Plotter.
The monitor, keyboard and the mouse are connected to
USB
PSU
Hard drive
