Simulating more random access memory (RAM) than actually exists, which allows the computer to run larger programs as well as multiple programs concurrently. Actually developed back in the 1950s, ...

Virtual PCs have important uses, such as providing a dedicated environment for testing new applications or enabling the parallel operation of multiple operating systems. But the virtualization ...

The amount of virtual memory Windows is currently using, as reported in the Task Manager dialog under the Performance tab. The Commit Charge fluctuates as applications are opened and closed. TOTAL ...