Find the odd man out:
Mouse
Keyboard
Joystick
Trackball
System software is a program that directs the overall operation of the computer, facilitates its use and interacts with the users. What are the different types of this software?
Operating system
Language processors
Utilities
All of the above
__________ uses preprinted forms.
OMR
OCR
MICR
None of these
Least recognizable picture element is called
Pixel
Icons
Files
The unit which performs the comparison operation in a computer is:
ALU
Input
Control unit
Processor
The time taken to position the R/W head over a cylinder is called
Access time
Seek time
Search time
Latency time
__________ is a volatile memory.
CD
ROM
RAM
_________ memory is a firm ware.
Resistors
Which of the following is not application software?
Word processing
Spread sheet
UNIX
Desktop publishing
The tracks on the surface of a disk are further divided into
Circes
Sectors
Clusters
