is a facility that allows programs to address memory from a logical point of view, without regard to the amount of main memory physically available.

VIRTUAL MEMORY

Explanation:

Virtual memory is a memory management capability of an operating system that uses hardware and software to allow a computer to compensate for physical memory shortages by temporarily transferring data from random access memory to disk storage.This technique is useful as large virtual memory is provided for user programs when a very small physical memory is there.

Virtual Memory is also an operating system which enable a computer to address more memory than the amount physically installed on the system.

Virtual memory are responsible for memory management.

Virtual memory.

Explanation:

In computer world, the Random Access Memory popularly known or shortened to RAM is used in the operating system of computers and mobile phones and others for the storage of data. There are some cases in which the the Random Access Memory, that is to say the RAM run out of space and that is where the virtual memory comes into play. The virtual memory helps in creating a space by transporting the information that was originally stored in the Random Access Memory into a place called the paging file.

answer; i believe the correct answer is (secondary prevention);

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