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UNIX
A powerful operating system that supports multitasking and
is especially suited to multi-user environments. UNIX is
compatible with a range of computers, from personal
computers to mainframes. See also
VGA
Video Graphics Array. A type of high-resolution display
adapter that provides a variety of video modes. Your
computer's built-in VGA controller supports resolutions up to
x
1024
768
video card
See Display adapter card.
VirtualCache
The Epson proprietary feature that automatically creates a
"virtual cache" buffer the size of your installed system memory
to speed up data access. See also Cache.
Write
To transfer data to a storage device (such as a disk) or an
output device (such as a monitor or printer). Data written to a
disk is stored for later retrieval; data written to a monitor is not
stored. See also Read.
Write-protect
To protect the data on a diskette from being changed by placing
a write-protect tab over the notch on a 5.25-inch diskette or by
setting the write-protect switch on a 3.5-inch diskette. You can
also write-protect a file on a disk by using software to designate
the file read-only. When a diskette or file is write-protected,
you cannot erase, change, or record over its contents.
22 Glossary
on a compatible monitor.
Operating system.
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