acronyms.comp revision 1.121
1$NetBSD: acronyms.comp,v 1.121 2011/03/03 18:40:23 jruoho Exp $ 2 33WHS three-way handshake 4AA anti-aliasing 5AAT average access time 6ABI application binary interface 7ABR available bit rate 8AC alternating current 9ACID atomicity, consistency, isolation, durability 10ACK acknowledgement 11ACK Amsterdam compiler kit 12ACL access control list 13ACL active current loop 14ACP auxillary control {program, process} 15ACPI advanced configuration and power interface 16ACS access control set 17ACU automatic calling unit 18ADB Apple desktop bus 19ADC analog [to] digital converter 20ADP automatic data processing 21ADT abstract data type 22ADO active data objects 23ADP automatic data processing 24ADPCM adaptive differential pulse code modulation 25ADSL asymmetric digital subscriber line 26AES Advanced Encryption Standard 27AFS Andrew File System 28AGC automatic gain control 29AGP accelerated graphics port 30AI analog input 31AI artificial intelligence 32AL access list 33AL active link 34ALE address latch enable 35ALU arithmetic and logical unit 36AM access method 37AM amplitude modulation 38AMI alternate mark inversion 39AMT active management technology 40AN Arabic number 41ANSI American National Standards Institute 42AO analog output 43AOL alert on LAN 44AOS add or subtract 45AP access point 46AP application processor 47API application programming interface 48APIC advanced programmable interrupt controller 49ARAT always running APIC timer 50ARC adaptive replacement cache 51ARM Advanced RISC Machines 52ARP address resolution protocol 53ARPA Advanced Research Projects Agency 54ARQ automatic repeat request 55ARU audio response unit 56AS autonomous system 57ASCII American standard code for information interchange 58ASIC application-specific integrated circuit 59ASK amplitude shif keying 60ASLR address space layout randomization 61ASN autonomous system number 62ASR address space register 63AST abstract syntax tree 64AST asynchronous trap 65AT access time 66AT advanced technology 67ATA advanced technology attachment 68ATAPI advanced technology attachment packet interface 69ATC address translation cache 70ATM asynchronous transfer mode 71ATX advanced technology extended 72AWK Aho, Werner, and Kernighan 73BAL basic assembly language 74BAR base address register 75BBS bulletin board system 76BCC blind carbon copy 77BCD binary coded decimal 78BCR byte counte register 79BCS base configuration space 80BD baud 81BEDO burst extended data output 82BER basic encoding rules 83BER bit error rate 84BFD binary {file, format} descriptor 85BFKL big fscking kernel lock 86BFS breadth-first search 87BFT binary file transfer 88BGA ball grid array 89BGP border gateway protocol 90BIND Berkeley Internet Name Daemon 91BIOS basic input/output system 92BIST built-in self-test 93BIU bus interface unit 94BKDG BIOS and kernel developer's guide 95BLAS basic linear algebra subprograms 96BLOB binary large object 97BM bus master 98BMC baseboard management controller 99BMIC bus master interface controller 100BN boundary neutral 101BNF Backus-Naur form 102BO binary output 103BOF beginning of file 104BOM byte order mark 105BOM beginning of message 106BP base pointer 107BP boot processor 108BPF Berkeley packet filter 109BPI bits per inch 110BPS bits per second 111BQS Berkeley quality software 112BSD Berkeley software distribution 113BSF bit scan forward 114BSOD blue screen of death 115BSP binary space partition 116BSP boot strap processor 117BSR bit scan reverse 118BSS block started by symbol 119BT Bluetooth 120BT BitTorrent 121BTS bits per second 122BW bandwidth 123BWM block-write mode 124CAD computer-aided design 125CAM computer assisted manufacturing 126CAM content addressable memory 127CARP common address redundancy protocol 128CAS (atomic) compare and swap 129CAS computer algebra system 130CAS column address strobe 131CAU control access unit 132CAV constant angular velocity (as opposed to CLV) 133CBC cipher block chaining 134CBR constant bit rate 135CCD charge coupled device 136CC carbon coby 137CD compact disc 138CDDA compact disc digital audio 139CDRAM cache dynamic random access memory 140CER canonical encoding rules 141CF compact flash 142CFG context-free grammar 143CFG control-flow graph 144CG control gate 145CGA color graphics {array,adapter} 146CGI common gateway interface 147CHAP challenge-handshake authentication protocol 148CHS cylinder/head/sector 149CI {common, component} interface 150CIDR classless inter-domain routing 151CIFS common internet file system 152CIL common intermediate language 153CIS contact image sensor 154CJK Chinese, Japanese, and Korean 155CLI command line interface 156CLR common language runtime 157CLUT color look-up table 158CLV constant linear velocity (as opposed to CAV) 159CMI control management interface 160CMI control method interface 161CMOS complementary metal-oxide-semiconductor 162CMP chip multi-processing 163CMS content management system 164CMYK cyan magenta yellow black 165CN {common, canonical} name 166CNC computer numerical control 167COF current operating frequency 168COFF common object file format 169COMA cache-only memory architecture 170COW copy-on-write 171CPB core performance boost 172CPG clock pulse generator 173CPL current privilege level 174CPS characters per second 175CPT command pass through 176CPU central processing unit 177CR carriage return 178CRC cyclic redundancy check 179CRLF carriage return line feed 180CRT cathode ray tube 181CS computer science 182CS cable select 183CS chip select 184CS code segment 185CSI common system interface 186CSMA carrier sense multiple access 187CSMA/CA carrier sense multiple access with collision avoidance 188CSMA/CD carrier sense multiple access with collision detection 189CSS cascading style sheets 190CTM close to metal 191CTS clear to send 192CUA common user access 193CVS concurrent versions system 194DAC discretionary access control 195DAC digital [to] analog converter 196DAO disk at once 197DAP directory access protocol 198DAT digital audio tape 199DAT dynamic acceleration technology 200DB database 201DBMS database management system 202DBS database server 203DC direct current 204DCC direct client [to] client 205DCC direct cable connect 206DCD data carrier detect 207DCE data control equipment 208DCE distributed computing environment 209DCS data collection systems 210DCT discrete cosine transform 211DCU data cache unit 212DDC display data channel 213DDE dynamic data exchange 214DDK device driver kit 215DDR double data rate 216DDS direct digital sound 217DDWG digital display working group 218DE desktop environment 219DE debugging extensions 220DEK data encryption key 221DEP data execution prevention 222DER distinguished encoding rules 223DES Data Encryption Standard 224DFA deterministic finite automaton 225DFC data flow control 226DFS depth first search 227DFS distributed file system 228DFT discrete Fourier transform 229DFT diagnostic function test 230DHCP dynamic host configuration protocol 231DIFS distributed inter-frame space 232DIMM dual inline memory module 233DL download 234DL diode logic 235DLE data link escape 236DLL dynamic link library 237DMA direct memory access 238DMI desktop management interface 239DNARD Digital network appliance reference design 240DNS domain name system 241DOF data over fibre 242DOM document object model 243DOS denial of service 244DOS disk operating system 245DPC deferred procedure call 246DPCM differential pulse code modulation 247DPD dead peer detection 248DPI dots per inch 249DPI deep packet inspection 250DPL descriptor privilege level 251DRAM dynamic random access memory 252DRI direct rendering infrastructure 253DRM digital rights management 254DS debug store 255DSDT differentiated system descriptor table 256DSL digital subscriber line 257DSL domain specific language 258DSLAM digital subscriber line access multiplexer 259DSO dynamic shared object 260DSP digital signal processor 261DSSS direct sequence spread spectrum 262DTD document type definition 263DTE data terminal equipment 264DTE dumb terminal emulator 265DTL diode-transistor logic 266DVB digital video broadcasting 267DVD digital versatile disc 268DVFS dynamic voltage and frequency scaling 269DVR digital video recorder 270DVI digital visual interface 271E-XER extended XML encoding rules 272EAP extensible authentication protocol 273ECC error correction code 274ECL emitter-coupled logic 275ECN explicit congestion notification 276ECP enhanced capability port 277ECS enhanced chip set 278ECS extended configuration space 279EDAT enhanced dynamic acceleration technology 280EDID extended display identification data 281EDO extended data out 282EDS electronical data sheet 283EEPROM electrically erasable programmable read only memory 284EFI extensible firmware interface 285EFL emitter follower logic 286EFM eight to fourteen modulation 287EGA enhanced graphics {array,adapter} 288EGP exterior gateway protocol 289EIDE enchanced IDE 290EISA extended industry standard architecture 291ELF executable and linking format 292ELS entry level system 293EMP electro-magnetic pulse 294EOF end of file 295EOL end of line 296EOL end of life 297EOT end of transmission 298EPIC explicitly parallel instruction computing 299EPP enhanced parallel port 300EPRML extended partial response, maximum likelihood 301EPROM erasable programmable read only memory 302ERD emergency recovery disk 303ESDRAM enhanced synchronous dynamic random access memory 304ESS electronic switching system 305EST enhanced speedstep 306ETL extract, transform, load 307EU execution unit 308EULA end user license agreement 309FAT file allocation table 310FBRAM frame buffer random access memory 311FCL fiber channel loop 312FCS frame check sequence 313FDC floppy disk controller 314FDD floppy disk drive 315FDDI fiber distributed data interface 316FEC forward error correction 317FFH functional fixed hardware 318FFI foreign function interface 319FFS fast file system 320FFS find first set 321FFT fast Fourier transform 322FG floating gate 323FHSS frequency hop spread spectrum 324FID frequency identifier 325FIFO first in, first out 326FILO first in, last out 327FIR fast infrared 328FLOPS floating [point] operations per second 329FM frequency modulation 330FOSS free / open source software 331FPGA field programmable gate array 332FPM fast page mode 333FPR floating point register 334FPU floating point unit 335FQDN fully qualified domain name 336FRU field replaceable unit 337FSB front side bus 338FSCK file system check 339FSM finite-state machine 340FTP file transfer protocol 341FTPS file transfer protocol, secure 342FWH firmware hub 343FWS folding white space 344GAS generic address structure 345GC garbage collector 346GCR group-coded recording 347GDT global descriptor table 348GEM graphics execution manager 349GEM graphics environment manager 350GID group identifier 351GIF graphics interchange format 352GMCH graphics and memory controller hub 353GNU GNU's not Unix 354GOT global offset table 355GPE general purpose event 356GPF general protection fault 357GPL GNU/general public license 358GPR general purpose register 359GPT GUID partition table 360GPU graphics processing unit 361GRE generic routing encapsulation 362GSI global system interrupt 363GUI graphics user interface 364GUID globally unique identifier 365HA high availability 366HAL hardware abstraction layer 367HAT hashed array tree 368HBA host bus adapter 369HCI host controller interface 370HCI human-computer interaction 371HCL hardware compatibility list 372HCF halt and catch fire 373HDD hard disk drive 374HDCP high-bandwidth digital content protection 375HF high frequency 376HFM highest frequency mode 377HID human interface device 378HLL high-level language 379HMA high memory area 380HMI human-machine interface 381HP Hewlett-Packard 382HPC high performance computing 383HPET high precision event timer 384HT hyper-threading 385HTC hardware thermal control 386HTML hyper-text markup language 387HTT hyper-threading technology 388HTTP hyper-text transfer protocol 389HTTPS hyper-text transfer protocol, secure 390HZ Hertz 391I2O intelligent input/output 392IANA Internet assigned number authority 393IBM International Business Machines 394IBS instruction based sampling 395ICA independent computer architecture 396IC integrated circuit 397ICB Internet citizen's band 398ICE in-circuit emulator 399ICH I/O controller hub 400ICE internal compiler error 401ICE in-circuit emulator 402ICMP Internet control message protocol 403IDA Intel dynamic acceleration 404IDE integrated drive electronics 405IDE integrated development environment 406IDRP inter-domain routing protocol 407IDS intrusion detection system 408IDT interrupt descriptor table 409IE Internet Explorer 410IEC international electrotechnical commission 411IEEE Institute [of] Electrical [and] Electronics Engineers 412IESG Internet Engineering Steering Group 413IETF Internet Engineering Task Force 414IFCM isochronous flow control mode 415IGMP Internet group management protocol 416IGP interior gateway protocol 417IHV independent hardware vendor 418IKE Internet key exchange 419ILM internal loopback mode 420ILP instruction level parallelism 421IM instant messaging 422IMC integrated memory controller 423IMCR interrupt mode configuration register 424IMAP Internet mail access protocol 425INCITS international committee on information technology standards 426IO input/output 427IOCTL input/output control 428IOMMU input/output memory management unit 429IP Internet Protocol 430IP intellectual property 431IPC interprocess communication 432IPI interprocessor interrupt 433IPNG Internet protocol, next generation 434IPS intrusion prevention system 435IPS in-plane switching 436IPSEC Internet protocol security 437IRC Internet relay chat 438IRDA infrared data association 439IRQ interrupt request 440IRQL interrupt request level 441IRTF Internet research task force 442ISA industry standard architecture 443ISA instruction set architecture 444ISDN integrated services digital network 445ISI inter-symbol interference 446ISM industrial, scientific and medical 447ISN initial serial number 448ISO international standards organization 449ISOC Internet society 450ISP Internet service provider 451ISR interrupt service routine 452IST interrupt stack table 453ISV independent software vendor 454ITB Intel turbo boost 455IVT interrupt vector table 456JBOD just a bunch of disks 457JIT just in time 458JPEG joint photographic experts group 459JRE Java runtime environment 460JTAG joint test action group 461KB keyboard 462KB kilobyte 463KBD keyboard 464KBD kilobaud 465KLOC thousand lines of code 466KMS kernel-mode setting 467KPI kernel programming interface 468KVA kernel virtual address 469KVM kernel virtual memory 470KVM keyboard, video, mouse switch 471LAMP Linux Apache MySQL {Perl,PHP,Python} 472LAN local area network 473LAPIC local advanced programmable interrupt controller 474LBA logical block addressing 475LCD liquid crystal display 476LCP link control protocol 477LDAP lightweight directory access protocol 478LDT local descriptor table 479LE logical extent 480LED light emitting diode 481LER label edge router 482LF line feed 483LF low frequency 484LFM lowest frequency mode 485LFN long file names 486LFS log-structured file system 487LFU least frequently used 488LIFO last in, first out 489LILO last in, last out 490LILO Linux loader 491LINT local interrupt 492LIR local Internet registry 493LKM {Linux, loadable} kernel module 494LKML Linux kernel mailing list 495LL/SC load linked / store conditional 496LLC logical link control 497LLF low level format 498LLVM Low Level Virtual Machine 499LMM link management mode 500LNO loop nest optimization 501LOC lines of code 502LPC low pin count 503LRC longitudinal redundancy check 504LRM left-to-right mark 505LRO left-to-right override 506LRU least recently used 507LSB least significant bit [or: byte] 508LSB Linux standards base 509LSI large scale integration 510LSR label switch router 511LTR left to right 512LTR load task register 513LUN logical unit number 514LV logical volume 515LVM logical volume management 516LVT local vector table 517LZW Lempel Ziv Welch 518MAC medium access control 519MAC mandatory access control 520MADT multiple APIC descriptor table 521MB megabyte 522MBR master boot record 523MBS megabits per second 524MC memory controller 525MCA machine check architecture 526MCC multiversion concurrency control 527MCE machine check exception 528MCGA multicolor graphics adapter 529MCH memory controller hub 530MCQ memory controlled queue 531MD machine-dependent 532MDA mail delivery agent 533MDA monochrome display adapter 534MDRAM multibank dynamic random access memory 535MESI modified, exclusive, shared, invalid 536MFC merge from current 537MFM modified frequency modulation 538MI machine-independent 539MIB management information base 540MID mobile internet device 541MIDI musical instrument digital interface 542MIF management information format 543MIMD multiple instruction stream, multiple data stream 544MIME multipurpose Internet mail extensions 545MIMO multiple input multiple output 546MIPS million instructions per second 547MISD multiple instruction, single data 548MIT Massachusetts Institute of Technology 549ML mailing list 550ML machine language 551ML machine learning 552ML markup language 553ML maximum likelihood 554MLC multi-level cell 555MMIO memory mapped input/output 556MMU memory management unit 557MMX multimedia extension 558MMX multiple math extension 559MMX matrix math extension 560MOESI modified, owned, exclusive, shared, invalid 561MOF maximum operating frequency 562MOSI modified, owned, shared, invalid 563MP multiprocessor 564MP multiprocessing 565MP multi-platform 566MP multiplayer 567MPEG moving picture experts group 568MPI message passing interface 569MPLS multiprotocol label switching 570MPP massively parallel processor 571MPS multiprocessor specification 572MPS memory pool system 573MR modem ready 574MRU most recently used 575MS Microsoft 576MSB most significant bit [or: byte] 577MSF minutes seconds frames 578MSI message signaled interrupt 579MSI modified, shared, invalid 580MSR machine state register 581MSS maximum segment size 582MT machine translation 583MTA mail transfer agent 584MTBF mean time between failures 585MTRR memory type range register 586MTTF mean time to failure 587MTU maximum transmission unit 588MUA mail user agent 589MUD multi-user domain 590MVCC multiversion concurrency control 591MWE module width encoding 592MX mail exchange 593NACK negative acknowledgement 594NAN not a number 595NAS network attached storage 596NAT network address translation 597NAV network allocation vector 598NC numerical control 599NCP network control protocol 600NCQ native command queuing 601NFA nondeterministic finite automaton 602NFS network file system 603NIA next instruction address 604NIC network interface card 605NIP network interface protocol 606NIS network information service 607NLS native language support 608NMI non-maskable interrupt 609NNTP network news transfer protocol 610NOP no operation 611NP nondeterministic polynomial time 612NRZ non-return to zero 613NSA National Security Agency 614NTM non-deterministic Turing machine 615NTP network time protocol 616NUMA non-uniform memory access 617NVRAM non-volatile random access memory 618NX no execute 619OAEP optimal asymmetric encryption padding 620OBO off by one 621OBOE off by one error 622OCL object constraint language 623OCR optical character recognition 624ODCM on-demand clock modulation 625ODT on-die termination 626OEM original equipment manufacturer 627OFDM orthogonal frequency division multiplexing 628ONFI open nand flash interface 629OO object oriented 630OO OpenOffice 631OOB out of band 632OOE out of order execution 633OOM out of memory 634OOP object oriented programming 635OOSE object oriented software engineering 636OPS operations per second 637OPM operations per minute 638OQL object query language 639ORM object-relational mapping 640OS operating system 641OSD open source definition 642OSF open software foundation 643OSI open systems interconnection 644OSI open-source initiative 645OSPF open shortest path first 646OSPM OS power management 647OSS open source software 648OSS open sound system 649OSVW operating system visible workarounds 650OTP one time password 651OUI organizationally unique identifier 652OWL Web ontology language 653P2P peer to peer 654P2P PCI to PCI 655PA physical address 656PAE physical address extension 657PAM pluggable authentication modules 658PAM pulse amplitude modulation 659PAP password authentication protocol 660PAT page attribute table 661PAT port address translation 662PATA parallel ATA 663PAX portable archive exchange 664PBE pending break encoding 665PBE programming by example 666PC personal computer 667PCB printed circuit board 668PCC Portable C Compiler 669PCI peripheral component interconnect 670PCM pulse code modulation 671PCMCIA personal computer memory card international association 672PD public domain 673PDA personal digital assistant 674PDA pushdown automaton 675PDF portable document format 676PDN pull-down network 677PDP page descriptor page 678PDS product data sheet 679PDU protocol data unit 680PER packed encoding rules 681PERL practical extraction [and] report language 682PFS perfect forward secrecy 683PGAS partitioned global address space 684PGP pretty good privacy 685PHB PCI host bridge 686PIC programmable interrupt controller 687PIC position independent code 688PID process id 689PIE position independent executable 690PIM personal information manager 691PIN personal identification number 692PIO programmed input/output 693PIPT physically indexed, physically tagged 694PKI public key infrastructure 695PKCS public-key cryptography standards 696PLC programmable logic controller 697PLL phase locked loop 698PLRU pseudo LRU 699PM power management 700PME power management event 701PMI platform management interrupt 702PMIO port-mapped input/output 703PMT photo-multiplier tube 704PMU power management unit 705PNG portable network graphics 706PNP plug and play 707POE power over ethernet 708POP post office protocol 709POP power on password 710POSIX portable operating system interface [for] Unix 711POST power on self test 712POTS plain old telephone system 713PPC PowerPC 714PPB PCI [to] PCI bridge 715PPI pixels per inch 716PPM pages per minute 717PPP point-to-point protocol 718PPPOA point-to-point protocol over ATM 719PPPOE point-to-point protocol over ethernet 720PPU physics processing unit 721PRBS pseudo-random bit sequence 722PRML partial response, maximum likelihood 723PRNG pseudo random number generator 724PROM programmable read only memory 725PSE page size extensions 726PSK pre-shared key 727PSTN public switched telephone network 728PSW program status word 729PTE page table entry 730PTLA pseudo top level aggregator 731PTP page table page 732PU processing unit 733PUN physical unit number 734PV physical volume 735PVG physical volume group 736PWM pulse width modulation 737PXE preboot execution environment 738QA quality assurance 739QAM quadrature amplitude modulation 740QBE query by example 741QC quality control 742QOS quality of service 743RAD rapid application development 744RAID redundant array of inexpensive disks 745RAM random access memory 746RAS restartable atomic sequence 747RAS remote access service 748RAS row address strobe 749RC release candidate 750RC remote control 751RCS revision control system 752RCU read-copy-update 753RDF resource description format 754RDM relational data model 755RDMA remote direct memory access 756REST representational state transfer 757RF radio frequency 758RFO request for ownership 759RGB red green blue 760RH read hit 761RHL Red Hat Linux 762RIFF Resource Interchange File Format 763RIP routing information protocol 764RIR regional Internet registry 765RISC reduced instruction set computing 766RKM ROM Kernel Manual 767RLE run length encoding 768RLL run length limited 769RLO right-to-left override 770RM read miss 771RNG random number generator 772ROM read only memory 773RPC remote procedure call 774RPL requested privilege level 775RPM revolutions per minute 776RR random replacement 777RSA Rivest, Shamir and Adleman 778RSS really simple syndication 779RSS residual sum of squares 780RT real time 781RTC real time clock 782RTC real time computing 783RTF rich text format 784RTL resistor-transistor logic 785RTOS real time operating system 786RTS {ready, request} to send 787RTT round time trip 788RUP rational unified process 789RWM read-write memory 790RX receive, receiver 791S/PDIF Sony/Phillips digital interface 792SAAS software as a service 793SACD super audio compact disc 794SAD security association database 795SAM serial access memory 796SAM sum addressed memory 797SAN storage area network 798SAPIC streamlined advanced programmable interrupt controller 799SASI shugart associates system interface (predecessor to SCSI) 800SATA serial advanced technology attachment 801SB sound blaster 802SBU standard build unit 803SCM software configuration management 804SCM source code management 805SCP secure copy 806SCI system control interrupt 807SCI scalable coherent interface 808SCSI small computer system interface 809SCTP stream control transmission protocol 810SDK software development kit 811SDL simple declarative language 812SDRAM synchronous dynamic random access memory 813SDT syntax-directed translation 814SEGV segmentation violation 815SFI simple firmware interface 816SFC sequential function chart 817SGRAM synchronous graphics random access memory 818SIFS short inter-frame space 819SIMD single instruction, multiple data 820SIMM single inline memory module 821SIP session initiation protocol 822SIR slow infrared 823SISD single instruction, single data 824SLC single-level cell 825SLDRAM synchronous-link dynamic random access memory 826SLI scalable link interface 827SLI scan-line interleave 828SLOC source lines of code 829SLRU segmented LRU 830SMAF system management action field 831SMART self-monitoring analysis and reporting technology 832SMBIOS system management BIOS 833SMC system management controller 834SMI system management interrupt 835SMI structure of management information 836SMM system management mode 837SMP symmetric multiprocessing 838SMT simultaneous multithreading 839SMTP simple mail transfer protocol 840SMU system management unit 841SNMP simple network management protocol 842SOA service oriented architecture 843SOAP simple object access protocol 844SOHO small office / home office 845SOL serial over LAN 846SP stack pointer 847SP service pack 848SPARC scalable processor architecture 849SPARQL SPARQL protocol and RDF query language 850SPD security policy database 851SPD serial presence detect 852SPI serial peripheral interface 853SPI stateful packet inspection 854SPMD single process, multiple data 855SPR special purpose register 856SPT sectors per track 857SQL structured query language 858SRAM static random access memory 859SRC sample rate conversion 860SS stack segment 861SSD solid state drive 862SSE streaming SIMD extensions 863SSFDC solid state floppy disc card 864SSH secure shell 865SSI server side includes 866SSL secure sockets layer 867SSP stack smashing protection 868STP shielded twisted pair 869STP spanning-tree protocol 870SUS Single Unix Specification 871SVG scalable vector graphics 872SVGA super video graphics {array,adapter} 873SVM secure virtual machine 874SVM support vector machine 875SWF Shockwave Flash 876TAS test and set 877TAO track at once 878TAOCP The Art of Computer Programming 879TCB trace capture buffer 880TCB trusted computing base 881TCC thermal control circuit 882TCL tool command language 883TCP transmission control protocol 884TCQ tagged command queueing 885TDD test driven development 886TDP thermal design {point, power} 887TECO Text Editor and Corrector 888TFT thin film transistor 889TFTP trivial file transfer protocol 890TIAS try it and see 891TIFF tagged image file format 892TITS try it to see 893TLA top level aggregator 894TLB transition lookaside buffer 895TLD top level domain 896TLS transport layer security 897TLS thread local storage 898TM Turing machine 899TMDS transition minimized differential signaling 900TMO timeout 901TOD time of day 902TOS terms of service 903TOS type of service 904TP transaction processing 905TPM trusted platform module 906TPM transactions per minute 907TPR task priority register 908TR token ring 909TR task register 910TRNG true random number generator 911TS time stamp 912TS time series 913TS terminal services 914TSC time stamp counter 915TSO time sharing option 916TSP time stamp protocol 917TSP tunnel setup protocol 918TSP traveling salesman problem 919TSS task state segment 920TTL time to live 921TTL transistor-transistor logic 922TTM translation table maps 923TTY teletype 924TX transmit out, transmitter 925TZ time zone 926UAC user {account, access} control 927UART universal asynchronous receiver/transmitter 928UC uncacheable 929UCS uniform-cost search 930UDMA ultra DMA 931UDO ultra density optical (storage) 932UDP user datagram protocol 933UFS Unix file system 934UI user interface 935UI unit interval 936UID user identifier 937UID unique identifier 938UL upload 939UMA uniform memory access 940UMA upper memory area 941UMB upper memory block 942UML unified modeling language 943UPS uninterruptible power supply 944URI uniform resource identifier 945URL uniform resource locator 946URN uniform resource name 947USART universal synchronous/asynchronous receiver/transmitter 948USB universal serial bus 949USWC uncacheable speculative write combining 950UTC coordinated universal time 951UTP unshielded twisted pair 952UUCP Unix-to-Unix copy protocol 953UUID universally unique identifier 954UUOC useless use of cat 955VA virtual address 956VA vertical alignment 957VAX virtual address extension 958VB Visual Basic 959VCC common collector voltage 960VCM virtual channel memory 961VESA video electronics standards association 962VG volume group 963VGA video graphics {array,adapter} 964VHDCI very high density cable interconnect 965VID voltage level identifier 966VIPT virtually indexed, physically tagged 967VIVT virtually indexed, virtually tagged 968VLAN virtual local area network 969VLIW very long instruction word 970VLSI very large scale integration 971VLSM variable length subnet mask 972VOD video on demand 973VM virtual {machine,memory} 974VMX virtual machine extensions 975VMX vector multimedia extensions 976VPN virtual private network 977VR virtual reality 978VRAM video random access memory 979VRM voltage regulator module 980VRRP virtual router redundancy protocol 981W3C World Wide Web Consortium 982WAN wide area network 983WAP wireless application protocol 984WEP wired equivalent privacy 985WFI wait for interrupt 986WH write hit 987WIFI wireless fidelity 988WLAN wireless local area network 989WDT watchdog timer 990WM write miss 991WOL wake on LAN 992WOR wake on ring 993WORM write once read many 994WPA wi-fi protected access 995WRAM window random access memory 996WTC write through caching 997WWAN wireless wide area network 998WWW world wide web 999WYSIWYG what you see is what you get 1000XBAR crossbar 1001XER XML encoding rules 1002XGA extended graphics {array,adapter} 1003XIP execute in place 1004XML extensible markup language 1005XOR exclusive or 1006XP extreme programming 1007XSL extensible stylesheet language 1008XSS cross site scripting 1009XT extended technology 1010XUL XML user interface language 1011YACC yet another compiler compiler 1012YAWPFAPR you are welcome; please file a problem report 1013YP yellow pages (aka NIS) 1014YTD year to date 1015ZFOD zero-filled on demand 1016ZIF zero insertion force 1017ZIFS zero insertion force socket 1018ZMA zone multicast address 1019