Question Detail

Dirty bit is used to show

Page with corrupted data
Wrong page in memory
Page that is modified after being loaded in the cache memory
page that is less frequently accessed

Answer: Option C

Similar Questions :

1. In real time OS, which is most suitable scheduling scheme

round robin
FCFS
pre-emptive scheduling
random scheduling

Answer: Option C

2. Which technique is used by operating systems to execute several programs concurrently by switching back and forth

Partitioning
Multitasking
Windowing
Paging

Answer: Option C

3. Semophores are used to solve the problem of

race condition
process synchronization
mutual exclusion
belady problem

Answer: Option C

4. Which among following scheduling algorithms give minimum average waiting time

FCFS
SJF
Round robin
On priority

Answer: Option B

5. Remote computing services involves the use of timesharing and

multiprocessing
interactive processing
batch processing
real time processing

Answer: Option C

Read more from - Operating System Questions Answers - Chapter 1