What is virtual memory?

Answer Posted / athavulla syed

In our systems memory is limited but executable programs are
infinite, so at compile time only compiler generates virtual
addresses for all executables.

While executing, memory management unit come into picture
and translates virtual addresses to physical address.

Virtual address may be same for two processes but physical
memory is unique.

Is This Answer Correct ?    4 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

How do I remove a second operating system from my computer?

776


What is operating system in english?

783


Which event determines that all the controls are completely loaded into memory?

808


What are a trap and trapdoor?

810


What is the purpose of the command interpreter? Why is it usually separate from the kernel?

1019


Difference between NTFS and FAT32?

767


How the Swapper works?

769


What is an Assembler?

809


Can I change a 32 bit to 64 bit?

736


What is system unit?

771


What is the main purpose of an operating system?

748


Which vpn protocol is best?

735


What are advantages of operating system?

756


What complications does concurrent processing add to an operating system?

881


What is the use of paging in operating system?

751