Index_U


U

UART (Universal Asynchronous Receiver/Transceiver), 424, 476, 857

UDMA (Ultra Direct Memory Access) drives

mixing, with different ratings, 164

speed ratings, 132, 143

Ultra DMA, 398, 468

Ultra-wide SCSI interface, 535

UMA (Upper Memory Area), 453–454, 857

UMB (Upper Memory Blocks), 454, 857

UNATTEND.TXT, 719

UNC (Universal Naming Convention), 587

Unicore.com, 83, 84

Uninstallation of programs, 22–23

Universal Serial Bus (USB) ports and drives, 93, 94, 153–154

Updates, Windows

Service packs, 26

web address for, 57

obtaining, 57–58, 266

WINNT32 for, 330–331

Upgrades, OS. See specific operating systems

UPS (Uninterruptible power supply)

BIOS updates and, 84

importance of, 8, 10, 285

selecting and using, 64–65

UPS (Uninterruptible Power Supply), 401–402, 857

URL (Uniform Resource Locator), 596, 857

USB (Universal Serial Bus)

architecture, 411

connections, 557–558

drives and ports, 92, 94, 153–154

defined, 857

keyboard and mouse connectors, 554–555

motherboard connectors, 398, 550

mouse, 473

patch, Windows 95, 558

USB 2.0, 557–558

Usenet groups, 262

User administration

account creation and management, Windows NT, 693–694

Active Directory, Windows 2000, 734

profiles and system policies, Windows NT, 696

profiles, Windows ME, 769–771

profiles, Windows XP, 815–816

USER.DAT, 654

Utilities

Automated System Restore (XP Professional), 283

Emergency Repair Process, 278–279

Last Known Good (LKG) Configuration, 277, 691, 723

Recovery Console, 281–282

Registry repairs, 271–273

Restoration of System State Data, 282–283

Safe Mode Boot, 274, 286

System File Checker (98, 2000 and XP), 274–277

System Restore, 281

Windows 9X, reinstalling, 279–280

UTP (Unshielded Twisted Pair), 562–564, 857

UVGA (Ultra VGA), 496–497




The A+ Certification & PC Repair Handbook
The A+ Certification & PC Repair Handbook (Charles River Media Networking/Security)
ISBN: 1584503726
EAN: 2147483647
Year: 2003
Pages: 390

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