operating system set 1 Detailed Explanation And More Example

Question : 1

The deterministic operating system

a) Where operations are performed with in pre-determined time interval.

b) Where operations can be performed with out pre-determined time interval.

c) The operating time can not be determined.

d) None of these.

Question : 2

Producer consumer problem can be solved using

a) Semaphores

b) Event counters

c) Monitors

d) All of the above

Question : 3

The most efficient data set organization is

a) a sequential file

b) an ISAM file

c) variable depending upon the usage of the data set

d) a partitioned data set

Question : 4

A situation where two or more processes coordinate their activities based on a condition is referred as

a) Synchronization

b) Dead lock

c) Starvation

d) Par begin

Question : 5

Which is the correct definition of a valid process transition in an operating system?

a) Wake up: ready ? running

b) Dispatch: ready? running

c) Block: ready ? running

d) Timer runout : ready ? blocked

Question : 6

In memory management when demand cleaning policy is applied

a) A modified page is written before their page frames are needed to so that pages can be written out in batches.

b) A page is written out to secondary memory only when it has been selected for replacement.

c) A and B both true.

d) None of these.