Top 350+ Solved Basics of Operating System MCQ Questions Answer
Q. Which command is used to undelete a bunch of files with extension .doc that you have just deleted?
a. Undelete
b. Undelete/all
c. Undelete *.doc
d. All of above
Q. Which command is used to display the contents of the text file of DOS?
a. Copy con
b. Copy
c. Type
d. Dir
Q. In Windows, start button is used to
a. Run applications
b. Device setting
c. Turn off the system
d. All of above
Q. Which of the following is an essential file of a MS-DOS boot disk?
a. COMMAND.COM
b. START.COM
c. TREE.COM
d. VER.COM
Q. Which one is true for unconditional disk formatting?
a. Destroys every byte of data on a disk by overwriting it with with blank spaces
b. Do not check/scan surface after format
c. Transfer system files after format
d. All of above
Q. Once text has been cut to the clipboard, you can .....that text into another document
a. Paste
b. Copy
c. Transfer
d. None of the above
Q. What is the function of radio button?
a. To select multiple option
b. To select single option
c. To select all option
d. All of above
Q. The Banker's algorithm is used
a. to rectify deadlock
b. to detect deadlock
c. to prevent deadlock
d. to slove deadlock
Q. The primary purpose of an operating system is:
a. To make the most efficient use of the computer hardware
b. To allow people to use the computer,
c. To keep systems programmers employed
d. To make computers easier to use
Q. The primary purpose of an operating system is a ...
a. To make the most efficient use of computer hardware
b. To allow people to use the computer
c. To keep system programmer employed
d. To make computer easier to use
Q. You can use print manage window
a. To check status of files in the print queue
b. To cancel the print job
c. To interrupt printing
d. All of the above
Q. Which of the following operating system reads and reacts in actual time?
a. Quick Response System
b. Real Time System
c. Time Sharing System
d. Batch Processing System
Q. All of the following are TRUE regarding virtual memory EXCEPT
a. Any amount of RAM can be allocated to virtual memory
b. The setting for the amount of hard disk drive space to allocate virtual memory can be manually change
c. This temporary storage is called the swap file or page file
d. Virtual memory is the physical space o the hard drive
Q. The essential difference between an operating system like Linux and one like Windows is that
a. Windows can run with an Intel processor, whereas Linux cannot
b. Linux is a proprietary whereas Windows is not
c. There are multiple versions of Linux, but only one version of Windows
d. Any programmer can modify Linux code which is not permitted with Windows
Q. What is dispatch latency?
a. The time taken by the dispatcher to stop one process and start another
b. The time taken by the processor to write a file into disk
c. The whole time taken by all processor
d. None of Above