What is Dirty bit? What is the role/purpose of dirty bit?



What is Dirty bit? What is the role/purpose of dirty bit?..

Answer / x

A bit in a memory cache or virtual memory page that has been
modified by the CPU, but not yet written back to storage.

Is This Answer Correct ?    22 Yes 4 No

Post New Answer

More Operating Systems General Concepts Interview Questions

What are the 3 types of operating systems?

0 Answers  


What has triggered the need for multitasking in PCs?

1 Answers  


Why interprocess communication is required?

0 Answers  


Can you tell me the difference between semaphore and mutex.

0 Answers  


What is a bootloader?

0 Answers  






Give a non-computer example of preemptive and non-preemptive scheduling?

0 Answers  


What isthe difference between a 'thread' and a 'process'?

2 Answers   HP,


Does overheating cause blue screen?

0 Answers  


Tell me operating systems used in mobile.

0 Answers   Tech Mahindra,


What is inaddr_any?

0 Answers  


While running DOS on a PC, which command would be used to duplicate the entire diskette?

1 Answers   Infosys,


What is run level 1?

0 Answers  


Categories