Operating instructions

synchronous Describes a connection between two electronic devices where
neither must acknowledge (“ACK”) when receiving data.
system attribute A file attribute used to designate important system files, like
CONFIG.SYS or WIN.INI.
system BIOS The primary set of BIOS stored on an EPROM or Flash chip on
the motherboard. Defines the BIOS for all the assumed hardware on the moth
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erboard, such as keyboard controller, floppy drive, basic video, RAM, etc.
system bus speed The speed at which the CPU and the rest of the PC oper
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ates; set by the system crystal.
system crystal The crystal that provides the speed signals for the CPU and
the rest of the system.
system fan The name of any fan controlled by the motherboard but not directly
attached to the CPU.
System Monitor A utility that can be used to evaluate and monitor system re-
sources, like CPU usage and memory usage.
system resources System resources are I/O addresses, IRQs, DMA channels,
and memory addresses.
System Restore A utility in Windows Me that enables you to return your PC
to a recent working configuration when something goes wrong. System Restore
returns your computer’s system settings to the way they were the last time you
remember your system working correctly—all without affecting your personal
files or e-mail.
System ROM The ROM chip that stores the system BIOS.
System Tools menu A menu that can be accessed by selecting Start | Acces
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sories | System Tools. In this menu, you can access tools like System Information
and Disk Defragmenter.
system tray Located by default at the right edge of the Windows taskbar, the
system tray contains icons representing background processes, and also con
-
tains the system clock. Accurately called the “notification area.”
GLOSSARY 65
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