operating system Practice Questions Answers Test with Solutions & More Shortcuts

Question : 31

I/O redirection

a) implies changing the name of a file

b) can be employed to use an exiting file as input file for a program

c) implies connection to programs through a pipe

d) none of the above

Question : 32

In disk scheduling, the seek time is

a) The time taken to position the head at the track.

b) The time taken to reach the beginning of sector once the track is selected.

c) A and B both.

d) None of these.

Question : 33

Which is/are the most important features of Microsoft windows program?

a) Windows

b) Pull-down menus

c) Icons

d) All of the above

Question : 34

In the given operating system match the correct (i) Thread (ii) Process (A) The unit of resource ownership. (B) The unit of dispatching.

a) (i) A and (ii) B

b) (i) B and (ii) A

c) (i) A, B

d) (ii) A, B.

Question : 35

Resident set of process is

a) Portion of a process that is actually in main memory at any time.

b) Portion of a process that is actually in virtually memory at any time.

c) A and b both true.

d) None of these.