274
Glossary
bit
— The smallest unit of data interpreted by your computer.
Blu-ray Disc
™
(BD)
— An optical storage technology offering storage capacity of up
to 50 GB, full 1080p video resolution (HDTV required), and as many as 7.1 channels
of native, uncompressed surround sound.
Bluetooth
®
wireless technology
— A wireless technology standard for short-range
(9 m [29 feet]) networking devices that allows for enabled devices to automatically
recognize each other.
boot sequence
— Specifies the order of the devices from which the computer
attempts to boot.
bootable media
— A CD, DVD, or floppy disk that you can use to start your
computer. In case your hard drive is damaged or your computer has a virus, ensure that
you always have a bootable CD, DVD, or floppy disk available. Your
Drivers and
Utilities
disc is an example of bootable media.
bps
— bits per second — The standard unit for measuring data transmission speed.
BTU
— British thermal unit — A measurement of heat output.
bus
— A communication pathway between the components in your computer.
bus speed
— The speed, given in MHz, that indicates how fast a bus can transfer
information.
byte
— The basic data unit used by your computer. A byte is usually equal to 8 bits.
C
C
— Celsius — A temperature measurement scale where 0° is the freezing point and
100° is the boiling point of water.
cache
— A special high-speed storage mechanism which can be either a reserved
section of main memory or an independent high-speed storage device. The cache
enhances the efficiency of many processor operations.
L1 cache
— Primary cache stored inside the processor.
L2 cache
— Secondary cache which can either be external to the processor or
incorporated into the processor architecture.
carnet
— An international customs document that facilitates temporary imports into
foreign countries. Also known as a
merchandise passport
.
CD-R
— CD recordable — A recordable version of a CD. Data can be recorded only
once onto a CD-R. Once recorded, the data cannot be erased or written over.
CD-RW
— CD rewritable — A rewritable version of a CD. Data can be written to a
CD-RW disc, and then erased and written over (rewritten).
Содержание Precision NT499
Страница 13: ...Contents 13 ...
Страница 14: ...14 Contents ...
Страница 38: ...38 About Your Computer ...
Страница 42: ...42 Advanced Features ...
Страница 70: ...70 Setting Up Your Computer ...
Страница 98: ...98 Clearing Passwords and CMOS Settings ...
Страница 112: ...112 Troubleshooting Tools ...
Страница 130: ...130 Troubleshooting ...
Страница 221: ...Adding and Replacing Parts 221 1 power cable 2 floppy drive cable 3 floppy drive connector FLOPPY 1 2 3 ...
Страница 270: ...270 Getting Help ...
Страница 290: ...290 Glossary ...