Glossary
283
memory
— A temporary data storage area inside your computer. Because the data in
memory is not permanent, it is recommended that you frequently save your files while
you are working on them, and always save your files before you shut down the
computer. Your computer can contain several different forms of memory, such as
RAM, ROM, and video memory. Frequently, the word memory is used as a synonym
for RAM.
memory address
— A specific location where data is temporarily stored in RAM.
memory mapping
— The process by which the computer assigns memory addresses to
physical locations at start-up. Devices and software can then identify information that
the processor can access.
memory module
— A small circuit board containing memory chips, which connects to
the system board.
MHz
— megahertz — A measure of frequency that equals 1 million cycles per second.
The speeds for computer processors, buses, and interfaces are often measured in MHz.
Mini PCI
— A standard for integrated peripheral devices with an emphasis on
communications such as modems and NICs. A Mini PCI card is a small external card
that is functionally equivalent to a standard PCI expansion card.
Mini-Card —
A small card designed for integrated peripherals, such as
communication NICs. The Mini-Card is functionally equivalent to a standard PCI
expansion card.
modem
— A device that allows your computer to communicate with other computers
over analog telephone lines. Three types of modems include: external, PC Card, and
internal. You typically use your modem to connect to the Internet and exchange e-
mail.
MP
— megapixel — A measure of image resolution used for digital cameras.
ms
— millisecond — A measure of time that equals one thousandth of a second.
Access times of storage devices are often measured in ms.
N
network adapter
— A chip that provides network capabilities. A computer may
include a network adapter on its system board, or it may contain a PC Card with an
adapter on it. A network adapter is also referred to as a
NIC
(network interface
controller).
NIC
— See
network
adapter
.
notification area
— The section of the Windows taskbar that contains icons for
providing quick access to programs and computer functions, such as the clock, volume
control, and print status. Also referred to as
system tray
.
book.book Page 283 Tuesday, August 28, 2007 10:20 AM
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Страница 51: ...Setting Up Your Computer 51 ...
Страница 52: ...52 Setting Up Your Computer ...
Страница 62: ...62 Using a Battery ...
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Страница 64: ...64 Using a Battery ...
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Страница 66: ...66 Using a Battery ...
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Страница 72: ...72 Using a Battery ...
Страница 73: ...Using a Battery 73 ...
Страница 74: ...74 Using a Battery ...
Страница 84: ...84 Using the Display ...
Страница 104: ...104 Using Multimedia Component Video and S PDIF Digital Audio 1 S video TV out connector 2 component video adapter 1 2 ...
Страница 109: ...Using Multimedia 109 ...
Страница 110: ...110 Using Multimedia ...
Страница 122: ...122 Setting Up and Using Networks ...
Страница 128: ...128 Using Cards 1 smart card slot 2 smart card 3 ExpressCard slot 1 2 3 ...
Страница 152: ...152 Troubleshooting RUN THE HARDWARE TROUBLESHOOTER See Troubleshooting Software and Hardware Problems on page 169 ...
Страница 160: ...160 Troubleshooting ...
Страница 193: ...Adding and Replacing Parts 193 1 securing clips 2 2 mini card 2 1 ...
Страница 204: ...204 Adding and Replacing Parts 2 Align the display assembly over the screw holes in the base of the computer ...
Страница 238: ...238 Adding and Replacing Parts 1 ExpressCard connector 2 ExpressCard connector on system board 1 2 ...
Страница 250: ...250 Adding and Replacing Parts ...
Страница 252: ...252 Dell QuickSet ...
Страница 256: ...256 Traveling With Your Computer ...
Страница 264: ...264 Getting Help ...
Страница 291: ...Glossary 291 ...
Страница 292: ...292 Glossary ...