An operating system is program that manages
computer….
a) hardware
b) software
c) interface
d) memory
How many components of computer system?
a) one
b) two
c) three
d) four
hardware, operating system, application programs, users
Which of the following acts as an interface between the computer user and hardware?
a) Keyboard
b) operating system
c) application program
d) none of these
Which of the following are primary objective of an operating system?
a) Convenience
b) efficiency
c) ability to solve
d) all of these
What is the main purpose of operating system?
a) Resource allocation
b) control hardware components
c) control programs
d) all of these
Which of the following systems are used to solve commercial and scientific problems?
a) mainframe system
b) laptop computer
c) personal computer
d) time sharing system
