Top 550+ Solved Operating System (OS) MCQ Questions Answer
Q. Which components appear in the initial windows start up display?
a. dialog box
b. task bar
c. start menu
d. all of the above
Q. Taskbar is used for
a. navigation program
b. switching between program
c. start a program
d. all of above
Q. To install the new font
a. start -> setting -> control panel -> font
b. start -> setting -> control panel -> font -> install new font
c. start -> control panel -> font -> install new font
d. start -> setting -> font
Q. When a peripheral device needs immediate attention from the operating system, it generatesa(n)
a. interrupt
b. spool
c. stack
d. page file
Q. Underlined text, such as text and folder names is referred to as
a. hyperlink
b. menu
c. source drive
d. none of these
Q. Which of the following is suitable after you install new drivers?
a. shut down
b. restart
c. sleep
d. hibernate
Q. Windows displays various options to shutdown. Which is suitable at the end ofday?
a. shut down
b. restart
c. sleep
d. hibernate
Q. If a process fails, most operating system write the error information to a
a. log file
b. another running process
c. new file
d. none of the mentioned
Q. Brain of computer is
a. control unit
b. arithmetic and logic unit
c. central processing unit
d. memory
Q. What does MBR stand for?
a. main buffer register
b. memory buffer routine
c. main buffer routine
d. memory buffer register
Q. What does PC stand for?
a. program changer
b. program counter
c. performance counter
d. performance changer
Q. The portion of the processor which contains the hardware required to fetch the operations is
a. datapath
b. processor
c. control
d. output unit