# GATE - 2002 | OS | Which combination of the following features will suffice to characterize

## Questions:

Which combination of the following features will suffice to characterize an OS as a multi-programmed OS?

(a) More than one program may be loaded into main memory
at the same time for execution.
(b) If a program waits for certain events such as I/O,
another program is immediately scheduled for execution.
(c) If the execution of program terminates, another program
is immediately scheduled for execution. 

(A) a
(B) a and b
(C) a and c
(D) a, b and c

## Solution:

### Option (B) is Correct.

Statement (c) can be done in both multi-programmed OS and as well as uni programmed OS.

Thank You