wat is virtual memory?
how we can increase or decrease the virtual memory?

Answer Posted / luv

Virtual memory are a part of operating sysytem in which
whenever ram have no space to execute any process than
operating system uses some part of hard disk as a ram.
Those part of memory known as virtual memory because this
is virtually created by operating system whenever needed.
This memory created by operating system in big companies in
which more process executes and ram have no space because
they contain more process already. Most operating systems
contains this concept.

Is This Answer Correct ?    35 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

What is a flash memory?

618


Which vpn protocol is best?

523


What are numerous ways in which a thread can enter the waiting state?

551


Describe the Operating System concept of Fragmentation

573


State the main difference between logical from physical address space.

620






How much ram can a 64 bit os use?

457


Explain the concept of the multi-processor systems or parallel systems?

555


How do you tell if your computer is 32 or 64 bit?

490


What is operating system give two examples?

539


Why partitioning and formatting is a prerequisite to installing an operating system?

979


What is the cache memory?

573


Explain about assembler and the functions executed by them?

593


Why is a single serial port managed with a single interrupt-driven i/o but a front-end processor is managed using a polling i/o, such as a terminal concentrator?

499


Is 32 bit obsolete?

553


Which technology does Pentium use - RISC or CISC?

582