Unix – Epson Endeavor User Manual

Page 185

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Tracks

Addressable, concentric circles on a disk, resembling the

grooves on a record, which divide the disk into separate

accessible areas. On a tape cassette, the tracks run parallel to

the edge of the tape. See also Sector.

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 Operating system.

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

1024 x 768 on a compatible monitor.

Video card

See Display adapter card.

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. See also Read.

Write-protect

To protect the data on a diskette from being changed by setting

the write-protect switch on a 3.5-inch diskette or by placing a

write-protect tab over the notch on a 5.25-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.

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Glossary

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