operating system Practice Questions Answers Test with Solutions & More Shortcuts

Question : 1

Memory management is

a) not used in modern operating systems

b) replaced with virtual memory on current systems

c) not used on multiprogramming systems

d) critical for even the simplest operating systems

Question : 2

Allocate the smallest hole that. is big enough is called

a) first fit

b) best fit

c) worst fit

d) all of the above

Question : 3

Relative address in memory management is

a) Independent of some known point

b) Dependent to some known point

c) Actual location in the main memory

d) None of these.

Question : 4

The Windows 2000, operating system supports

a) Multiple user processes with single thread per process.

b) Multiple processes with multiple thread per process.

c) Single process with single thread.

d) Single process with multiple threads.

Question : 5

When preemptive policy is applied to uniprocessor scheduling then

a) Once a process is in running state, it continues to execute until it terminates or block itself.

b) Currently running process can be interrupted and moved to ready state by the operating system.

c) The processes are assigned priorities.

d) None of these.