Index D

[SYMBOL] [A] [B] [C] [D] [E] [F] [G] [H] [I] [J] [K] [L] [M] [N] [O] [P] [Q] [R] [S] [T] [U] [V] [W] [X] [Y] [Z]

D-max
        scanners   2nd  
DAC (digital-to-analog converters)  
DAE
       (digital audio extraction)  
daisy-chain wiring system
       SCSI
               bus width  
               connectors   2nd   3rd  
               terminations   2nd  
daisy-chaining   2nd  
       FireWire  
DASD (Direct Access Storage Device)  
DAT (Digital Audio Tape)  
data access arrangements  
data and voice combination
       as modem connection-enhancing technology   2nd  
data area
       BIOS   2nd  
data bits  
data buses  
data caches  
data coding
       CD-ROMs   2nd  
Data Communication Equipment  
Data Communication Equipment (DCE)  
data compression   2nd   3rd   4th   5th  
       compression ratios  
       disk compression systems  
       file compression  
       lossless compression systems  
data density
       optical memory storage  
Data Encryption Standard algorithm.   [See DES algorithm]
data integrity signals
       PCI (Peripheral Component Interconnect)   2nd  
data lines  
data lines
       expansion buses   2nd   3rd  
       parallel ports   2nd   3rd  
       ports   2nd  
Data Link layer
       Ethernet   2nd  
               Logic Link Control layer  
               Media Access Control layer  
       OSI model  
               network data frames  
               packets  
Data Link layer (PCI Express)  
Data Migration Facility   2nd  
data organization
       secondary storage (memory)  
               random-access media   2nd  
               sequential media   2nd   3rd  
Data Organization Layer
       PC cards  
Data Over Cable Service Interface Specification.   [See DOCSIS]
data packets
       USB   2nd  
data preparation
       as modem hardware   2nd  
data rates
       Group 3   2nd   3rd  
       Group 4   2nd  
       IrDA   2nd  
Data Recording Format Layer
       PC cards  
data registers (enhanced parallel ports)   2nd  
data set ready (DSR)
       RS-232C ports  
data set ready, serial port signal   2nd  
data set, serial port  
data striping   2nd  
data strobe coding  
Data Terminal Equipment  
Data Terminal Equipment (DTE)  
data terminal read
       RS-232C ports  
Data Terminal Ready (DTR)  
data terminal, serial port  
data terminals  
data transfers
       attribute phase  
       non-cache coherent  
       PC cards   2nd   3rd  
       register-to-register transfers  
data-transfer rate
       hard disk mechanism   2nd  
data-transfer rates
       hard disk performance   2nd   3rd  
databases
       software  
date
       BIOS legacy data   2nd   3rd  
daughter boards  
DBPSK (differential quarternary phase shift keying)  
DC
       (direct current)  
DCE  
DCE (Data Communication Equipment)  
DDC (Display Data Channel)  
DDC (display data channel)
       displays   2nd   3rd   4th   5th   6th   7th   8th  
DDR DIMMs  
DDR memory
       (double data-rate memory)   2nd  
       speed ratings  
de Coulomb, C. A.  
De Forest, Lee  
Dealey, William  
debouncers  
decibels
       sound   2nd   3rd   4th  
decision making
       computer calculations   2nd   3rd  
Deep Blue  
definitions
       RS-232C ports   2nd  
               carrier detect (CD)  
               clear to send (CTS)  
               data set ready (DSR)  
               data terminal read  
               receive data  
               request to send (RTS)   2nd  
               ring indicator (RI)   2nd  
               signal ground  
               transmit data  
deflection angles
       anti-glare treatments for displays   2nd  
demand paging
       virtual memory   2nd  
               accessed flags  
               dirty flags  
               page faults  
demodulation  
demodulators  
densities
       areal density   2nd  
       batteries   2nd   3rd  
       double-density  
density key
       floppy disks   2nd  
depth cueing  
depth effects   2nd  
DES algorithm
       (Data Encryption Standard algorithm)  
design
        blade servers   2nd  
       bus-oriented computers   2nd   3rd  
       CardBus  
       compromise computers   2nd   3rd  
       digital electronics   2nd   3rd   4th  
               Boolean logic   2nd  
               clocked logic   2nd  
               electronics   2nd  
               integrated circuits   2nd  
               interrupts   2nd  
               logic circuitry   2nd   3rd   4th  
               logic gates   2nd  
               memory   2nd  
               microprocessor instructions   2nd   3rd  
               Moore's Law   2nd   3rd  
               pin-in hole technology   2nd  
               printed circuits   2nd   3rd   4th  
               programs   2nd   3rd  
               registers   2nd   3rd  
               semiconductors   2nd   3rd   4th  
               surface mount technology   2nd  
                vacuum tubes   2nd   3rd  
       motherboard designs   2nd  
       optical mouse   2nd   3rd   4th   5th   6th  
       read/write heads
               electrical design   2nd   3rd   4th   5th  
               head actuators   2nd  
               landing zone   2nd   3rd   4th   5th   6th  
               physical design   2nd  
               PRML (Partial Response Maximum Likelihood)   2nd  
               write precompensation   2nd  
        single-board computers   2nd   3rd  
desktop cases   2nd  
desktop power supplies   2nd   3rd  
       ATX  
               signals   2nd  
       linear   2nd  
       logic circuits   2nd  
       ratings   2nd   3rd   4th  
       standards   2nd   3rd   4th   5th   6th  
       switching   2nd  
       voltages   2nd   3rd   4th   5th  
               supply voltages   2nd  
detection
       memory errors  
               detection/correction   2nd  
               fake parity   2nd  
               parity  
               parity;parity check bits  
detection/correction
       detection and prevention of memory errors   2nd  
developing rollers  
development environments   2nd  
device drivers   2nd   3rd  
device heights
       cases   2nd  
device interfaces  
       addressing   2nd  
       input/output messaging   2nd  
       memory messaging   2nd  
       resource allocation   2nd  
Device Manager
       DMA (Direct Memory Access)  
       I/O port usage  
       interrupt assignments   2nd  
device-dependent language  
devices
       identification
               AT Attachment   2nd  
       input
               graphic   2nd  
       pass-through  
       point   2nd   3rd  
       pointing   2nd  
               drivers   2nd  
               game controllers   2nd   3rd  
               interfaces   2nd   3rd   4th   5th   6th   7th   8th   9th  
               mouse   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th   12th   13th   14th   15th   16th   17th   18th   19th   20th  
               protocols   2nd  
               TouchPads   2nd   3rd   4th   5th  
               trackballs   2nd   3rd   4th   5th   6th   7th   8th   9th   10th  
               TrackPoints   2nd   3rd  
       power demands   2nd  
DFP (Digital Flat Panel)  
DHCP  
       (Dynamic Host Configuration Protocol)  
dialog boxes
       Change Display Type  
       Windows Select Network Component Type  
diaphragms  
       speaker cones  
Difference Engine  
differential quarternary phase shift keying.   [See DQPSK]2nd   [See DBPSK]
differentiated definition blocks  
digital audio   2nd   3rd  
       bandwidth   2nd  
       capturing sounds   2nd  
               analog captures   2nd   3rd   4th   5th   6th   7th  
               CD-ripping   2nd  
               legal issues   2nd  
       compression   2nd   3rd   4th   5th   6th  
               3D sound   2nd  
               AC-3   2nd  
                binaural recording   2nd  
               DTS (Digital Theater Systems)   2nd  
               Internet sound systems   2nd  
               looped sound   2nd  
               multichannel sound   2nd  
               quadraphonic recording   2nd  
               SDDS (Sony Dynamic Digital Sound)  
               stereo  
               surround sound   2nd   3rd   4th  
       output systems   2nd  
               MP3 players   2nd   3rd   4th  
               USB speakers   2nd   3rd  
       resolution   2nd  
       sampling rate   2nd   3rd   4th   5th  
       transmission   2nd  
digital audio extraction  
digital audio extraction (DAE)  
Digital Audio Tape (DAT)  
digital cameras   2nd   3rd   4th   5th  
       analog video output   2nd  
       connections   2nd   3rd  
       exposure  
               control   2nd   3rd   4th   5th   6th  
               sensing   2nd   3rd   4th  
       flash   2nd   3rd  
       focusing   2nd  
               auto-focus system   2nd  
               fixed   2nd  
               manual   2nd  
       image storage   2nd   3rd  
       imaging sensors   2nd  
               resolution  
               sensitivity   2nd  
               size   2nd  
       lenses   2nd  
               aperture   2nd   3rd   4th  
               conversion  
               focal length   2nd  
               supplemental   2nd  
       power  
               AC power   2nd  
               batteries   2nd   3rd  
       shutters   2nd  
               lag   2nd  
               speed   2nd   3rd  
       still cameras   2nd  
               resolution  
       video cameras   2nd  
       view panels  
               multiple-image mode  
               single-image mode  
               slideshows   2nd  
               zoom   2nd  
        viewfinders   2nd   3rd  
       Web cameras   2nd  
       white balance   2nd  
       zoom  
               digital zooming   2nd  
               optical zooming   2nd  
               zoom range   2nd  
Digital Data Storage   2nd   3rd   4th   5th  
digital electronics   2nd   3rd   4th   5th   6th  
       electronic design   2nd  
               electronics   2nd  
               integrated circuits   2nd  
               logic circuitry   2nd   3rd   4th  
               Moore's Law   2nd   3rd  
               printed circuits   2nd   3rd   4th   5th   6th   7th   8th  
               semiconductors   2nd   3rd   4th  
               vacuum tubes   2nd   3rd  
       logic   2nd   3rd   4th  
       logic design   2nd  
               Boolean logic   2nd  
               clocked logic   2nd  
               interrupts   2nd  
               logic gates   2nd  
               memory   2nd  
               microprocessor instructions   2nd   3rd  
               programs   2nd   3rd  
               registers   2nd   3rd  
digital film  
Digital Flat Panel (DFP)  
digital magnetic systems   2nd  
digital mixers  
digital photography  
digital services  
       cable services  
               architecture   2nd  
               standards   2nd   3rd  
       satellite services   2nd  
       telephone services  
               DSL   2nd   3rd  
               ISDN   2nd  
               maximum data rates  
               SDS 56   2nd  
               T1   2nd   3rd  
               VDSL  
digital signal processor.   [See DSP]
Digital Subscriber Line.   [See DSL services]
Digital Theater Sound (DTS)  
Digital Versatile Disc.   [See DVDs]
Digital Versatile Discs.   [See DVDs]2nd   [See DVDs]
digital video interface (DVI)   2nd   3rd  
digital zooming   2nd  
digital-to-analog converters  
       .   [See also RAMDACs]
digital-to-analog converters (DAC)  
digitization  
dimensions
       AGP boards   2nd   3rd   4th  
       PCI boards   2nd   3rd  
DIMMs
       (Dual Inline Memory Modules)   2nd  
       DDR DIMMs  
       ECC memory (error-correction code memory)  
       old technology DIMMs  
       presence detect pins  
       SDR DIMMs  
       serial presence detect pins  
DIN connectors
       PS/2-style   2nd   3rd   4th  
DIP (dual inline pin)  
DirecPC satellite service   2nd  
direct access   2nd  
Direct Access Storage Device (DASD)  
direct current.   [See DC]
Direct Memory Access.   [See DMA]2nd   [See DMA]
Direct Stream Digital (DSD)   2nd   3rd  
direct thermal printers   2nd   3rd  
direct writing   2nd   3rd  
direct-mapping  
directional antennae (access points)  
directionality
       microphones   2nd   3rd  
dirty flags  
disassembling
       programs  
disc mediums
       optical media   2nd   3rd   4th   5th   6th  
disc-at-once mode(writing to CDs)   2nd  
disc-writing modes
       CD-Rs   2nd  
               disc-at-once   2nd  
               Mount Rainier   2nd  
               packet writing   2nd  
               track multisession mode   2nd   3rd  
               track-at-once   2nd  
discrete switch design  
disk caching
       hard disk performance   2nd  
disk compression systems  
disk drives
       .   [See also hard disks]
       30/30  
       bays  
       Winchester  
disk operating systems  
disk operating systems.   [See operating systems]
disk parameter table  
disk parameter tables
       BIOS legacy data   2nd   3rd  
diskettes.   [See floppy disks]
display adapters   2nd   3rd   4th  
       accelerator chips   2nd   3rd   4th   5th   6th   7th  
       memory   2nd  
       RAMDACs   2nd   3rd  
       video controllers   2nd   3rd   4th  
Display Data Channel.   [See DDC]
display memory  
display systems   2nd   3rd  
display systems.   [See monitors teletypes]
displays   2nd   3rd   4th   5th   6th  
       .   [See also display systems]2nd   [See also displays]
       compared to monitors  
       CRT ( cathode ray tube)   2nd   3rd   4th  
               addressability   2nd   3rd  
               anti-glare treatment   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th   12th   13th  
               aperture grilles   2nd   3rd   4th  
               aspect ratios   2nd   3rd  
                color temperature   2nd   3rd  
               convergence   2nd   3rd  
               dot-pitch   2nd  
                electron guns   2nd   3rd  
               image controls   2nd   3rd   4th  
               image distortion   2nd   3rd  
               image sizing   2nd  
               line width   2nd  
               overscans   2nd   3rd   4th  
               phosphors   2nd   3rd  
               purity   2nd   3rd  
               resolution   2nd   3rd  
               screen curvature   2nd   3rd  
               screen size   2nd   3rd  
               shadow masks   2nd   3rd  
               underscans   2nd   3rd   4th  
       display adapters   2nd   3rd  
               accelerator chips   2nd   3rd   4th   5th   6th   7th  
               memory   2nd  
               RAMDACs   2nd   3rd  
               video controllers   2nd   3rd   4th  
       dot-clocks  
       electronics   2nd   3rd  
               bandwidth   2nd   3rd   4th  
               DDC (display data channel)   2nd   3rd   4th   5th   6th   7th   8th  
               Energy Star   2nd   3rd   4th   5th  
               hard-wired coding   2nd  
               identification  
               interlacing   2nd   3rd  
               manual configuration   2nd  
               synchronizing frequency range   2nd   3rd   4th  
        flat-panel   2nd   3rd   4th  
               liquid crystal displays.   [See LCDs]
       frequencies
               horizontal  
               vertical  
       image compression   2nd  
               codecs   2nd  
               filters   2nd  
               JPEGs   2nd   3rd  
               MPEGs   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th  
       interfaces   2nd  
               AGP (Accelerated Graphic Port)   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th   12th  
               AGP (Accelerated Graphics Port)  
               connectors   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th   12th   13th   14th   15th   16th   17th   18th   19th   20th  
               digital video interface (DVI)   2nd   3rd  
               UMA (Unified Memory Architecture)   2nd  
       LCDs (liquid crystal displays)   2nd   3rd   4th   5th  
               cholesteric technology   2nd  
               color issues   2nd  
               double-scanned displays   2nd  
               nematic technology   2nd   3rd   4th   5th   6th  
               reflective displays   2nd  
               response time   2nd  
               transmissive displays   2nd  
               yields   2nd  
       portrait  
       video integration   2nd  
               standards   2nd   3rd   4th   5th   6th   7th   8th  
               video capture   2nd  
               video overlay   2nd  
       video standards   2nd   3rd  
       video technology   2nd  
               back porches   2nd  
               blanking   2nd  
               front porches   2nd  
               retracing   2nd  
               scanning   2nd   3rd  
               synchronizing signals   2nd   3rd   4th  
               vertical intervals   2nd  
DisplayWriter  
distortion
       CRT images   2nd   3rd   4th   5th   6th   7th  
distortions
       sound   2nd  
Distribution Media Format  
Distribution Media Format (DMF)  
dithering   2nd  
DMA  
       (Direct Memory Access)   2nd   3rd   4th   5th  
       Acknowledge signal  
       bus controller   2nd  
       bus master  
       multi-word DMA transfers   2nd   3rd  
       Plain UltraDMA   2nd  
       Request signal  
       Single-word DMA transfers   2nd  
       UltraDMA modes   2nd   3rd  
DMF (Distribution Media Format)  
DNS   2nd   3rd  
       (Domain Name System)  
       root name servers   2nd   3rd  
       root zone files  
       subdomains  
       top-level domains   2nd  
               country codes   2nd   3rd   4th   5th   6th   7th  
               organizational versus national  
       URLs (Uniform Resource Locators)   2nd  
DOCSIS  
       (Data Over Cable Service Interface Specification)  
Dolby Digital   2nd  
Dolby Pro Logic  
Dolby Surround   2nd   3rd  
Domain Name System.   [See DNS]
dome-based keyboards  
doping  
DOS CD-ROM extensions  
DOS tables
       BIOS legacy data   2nd  
dot-clock  
dot-clocks  
dot-pitch
       CRTs (cathode ray tube)   2nd  
dots per inch.   [See dpi]
double data-rate memory.   [See DDR memory]
double-buffering   2nd   3rd  
       three-dimensional graphics   2nd  
double-clocking  
       SCSI  
double-density  
double-scanned displays
       LCDs (liquid crystal displays)   2nd  
double-scanned supertwist nematic (DSTN)  
double-shot keycaps  
double-supertwist nematic display  
double-words (memory measurements)  
downstream data rates (ADSL)  
dpi (dots per inch)  
DQPSK (differential quarternary phase shift keying)  
draft mode  
dragging the mouse  
DRAM
       (Dynamic Random Access Memory)  
drawing commands   2nd  
drawing software  
Drive Active/Drive 1 Present signal  
drive arrays
       hard disks   2nd  
               data striping   2nd  
                implementations   2nd   3rd   4th   5th   6th   7th   8th   9th   10th   11th   12th   13th   14th   15th   16th  
               interfacing   2nd  
               parallel access arrays  
               principles   2nd   3rd   4th   5th   6th  
               redundancy   2nd  
               reliability   2nd  
drive bays  
drive cabling
       floppy disks  
Drive Reset signal  
drive select jumpers
       AT Attachment wiring  
       floppy disks  
drivers   2nd   3rd   4th  
       APM  
       pointing devices   2nd  
       printer   2nd  
drives
       AT Attachment
               four   2nd  
               master/slave designation  
               master/slave designation  
               single   2nd   3rd  
               three   2nd  
               two  
       CDs   2nd  
               access time   2nd  
               compatibility   2nd  
               controls   2nd  
               speed   2nd   3rd   4th   5th  
       DVDs   2nd  
               access time   2nd  
               compatibility   2nd  
               controls   2nd  
               speed   2nd   3rd   4th   5th  
       embedded servo drive  
driving the line  
drum scanners   2nd   3rd  
DS1 format   2nd  
DSD (Direct Stream Digital)   2nd   3rd  
DSL services
       (Digital Subscriber Line)  
       ADSL (Asymmetrical Digital Subscriber Line)  
               downstream data rates  
               Universal ADSL Working Group  
       SDSL (Symmetrical Digital Subscriber Line)   2nd  
       VDSL (Very-high-data-rate Digital Subscriber Line)  
DSL speed  
DSP
       (digital signal processor)  
DSR (data set ready)  
DSTN (double-scanned supertwist nematic)  
DSVD  
DTE  
DTE (Data Terminal Equipment)  
DTR (Data Terminal Ready)  
DTS (Digital Theater Sound)  
DTS (Digital Theater Systems)   2nd  
Dual Inline Memory Modules.   [See DIMMs]
dual inline pin (DIP)  
dual- cavity PGA  
dual-speed NICs
       autosensing  
dual-standard systems (wireless network standard)   2nd  
ducted speakers  
dumb terminals  
duplex communications
        full-duplex modems  
       half-duplex modems  
duplex operation
       printer paper   2nd  
Duron   2nd   3rd  
DV.   [See FireWire]
DVD+R   2nd  
DVD-Audio   2nd   3rd  
       rewritable formats  
               Blu-ray   2nd   3rd  
               DVD+RWs   2nd   3rd   4th  
               DVD-RAMs   2nd  
               DVD-RWs   2nd  
       write-once DVD formats  
               DVD+R   2nd  
               DVD-R(A)   2nd  
               DVD-R(G)   2nd  
DVD-R(A)   2nd  
DVD-RAMs   2nd  
DVD-ROMs
       standards   2nd   3rd   4th  
DVD-RWs   2nd   3rd   4th   5th   6th  
DVD-Videos
       standards   2nd   3rd   4th   5th  
DVDs
       (Digital Versatile Disc)  
       (Digital Versatile Discs)   2nd  
       disc medium   2nd   3rd   4th   5th   6th  
       drives   2nd  
               access time   2nd  
               compatibility   2nd  
               controls   2nd  
               speed   2nd   3rd   4th   5th  
       history   2nd   3rd   4th   5th  
       physical format   2nd   3rd   4th  
       reading  
       recording materials
               read-only   2nd   3rd  
               recordable  
       standards   2nd   3rd  
DVI (digital video interface)   2nd   3rd  
Dvorak, August  
Dvorak-Dealey (keyboard layout)   2nd   3rd   4th  
dye-diffusion printers   2nd  
Dynamic Execution  
Dynamic Host Configuration Protocol.   [See DHCP]
dynamic memory   2nd  
Dynamic Random Access Memory.   [See DRAM]
dynamic range
       scanners   2nd   3rd