Hard disk can be used to:
Storing Data
Processing
I/O operations
None of these
Which of the following act same as that of policeman in computer?
ALU
CU
Memory
Software
Monitor and Printer are example of :
Input Device
Processing Devices
Output Devices
Which of the following is a logical calculation?
Is 50>12
23+34=57
Both 1 and 2
A ________ is a device which consists of a number of keys.
Mouse
Keyboard
CPU
The Keyboard is an ________ device.
Input
Output
Ramu add two numbers 5 and 4 also he got result as 10. In computer, which of the following part is used to add these numbers?
Monitor
A _________ is an output device.
Printer
Joystick
Which of the following electronic machine is used to store data permanently?
Typewriter
Calculator
TV
Computer
How many types of mouse are there?
One
Three
Two
Four
