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  1. What is the difference between memory and hard disk space?

    Jan 24, 2005 · The hard disk, sometimes called the "hard drive" (which is actually the mechanism that holds the hard disk), is a spindle of magnetic discs that can hold several gigabytes of …

  2. What is the difference between physical memory and available …

    Feb 23, 2005 · The best way to increase available memory is to add more RAM, or physical memory, to your computer. Before doing this, make sure your computer has open memory …

  3. Definition of Virtual Memory - PC.net

    It does this by using hard disk space for additional memory allocation. However, since the hard drive is much slower than the RAM, data stored in virtual memory must be mapped back to …

  4. Definition of Memory - PC.net

    RAM is a very high-speed type of memory, which makes it ideal for storing active programs and system processes. It is different than hard disk space in that RAM is made up of physical …

  5. What are primary and secondary storage devices? - PC.net

    Aug 7, 2009 · In this case, primary storage typically refers to random access memory (RAM), while secondary storage refers to the computer's internal hard drive. RAM, commonly called " …

  6. Glossary of Computer and Internet Terms

    DirectX Disk Drive Disk Image Dithering DLL (Dynamic Link Library) DMA (Direct Memory Access) DNS (Domain Name System) DNS Record Dock Document Domain Domain Name …

  7. Definition of Buffer - PC.net

    Buffer A buffer contains data that is stored for a short amount of time, typically in the computer's memory (RAM). The purpose of a buffer is to hold data right before it is used. For example, …

  8. Definition of Worm - PC.net

    A computer worm is a type of virus that replicates itself, but does not alter any files on your machine. However, worms can still cause havoc by multiplying so many times that they take …

  9. Definition of Unmount

    Several types of disks can be unmounted, including external hard drives, USB flash drives, iPods, flash memory cards, and disk images. In order to unmount a disk in Windows, open "My …

  10. Will adding more RAM give my computer more free space? - PC.net

    Jun 20, 2007 · When the computer shuts down, the memory, or RAM, is erased. While adding more RAM can allow you to run more programs at one time, it will not increase the amount of …