《computerjar计算机专业术语》由会员分享，可在线阅读，更多相关《computerjar计算机专业术语（21页珍藏版）》请在金锄头文库上搜索。
1、http:/ - Someone who buys up internet domain names in order to sell them on at a profit. DDR - (Double Data Rate) A fast type of RAM for a PC, originally only used on high performance graphics cards but now being used for general memory in most high-end PCs. DDR2 is a yet faster version. Default - A
2、 default setting is one you havent changed - what a program will do (or use) if you dont tell it any different. “Accept the defaults“ means leave any settings as they are. DIMM (Dual In-line Memory Module; pr. “dim“) A module of RAM (memory) for a PC, replacing the older SIMM specification. Domain -
3、 An internet address owned by a company, organisation or individual, such as , nasa.gov or bbc.co.uk. See also TLD, How web addresses work. Dongle - A small hardware device used for copy protection with some software. The dongle must be plugged in to a port on the computer, often the printer port, o
4、r the software wont function. They are often unpopular with users because if the dongle gets lost or broken, the software wont function. DoS - (Denial of Service) A form of attack on (usually) an internet service, which aims to prevent the service from operating properly, often by bombarding it with
5、 more information than it can process. dpi - (Dots Per Inch) - A measure of picture quality, often used to measure printer capabilities. The higher the number, the better the quality. Dual core - dual-core PC processors which have two complete processors on the same chip, allowing computers to handl
6、e multiple tasks faster. See also quad-core. Dual layer - A technology allowing two layers of data to be written to a DVD instead of the usual one, thus increasing its capacity. DVI - (Direct Video Interface) A special type of connector for computer monitors, particularly flat panels. Emoticon - (EM
7、OTion ICON) A group of symbols used to indicate emotions in email or newsgroups. The most popular is the smiley :-) or :) (look at it sideways), but there are lots of variations including the sad face :-( , the wink ;-) , and the astonished face :-0 . Encrypt, encryption - Coding data so that it can
8、t be read by hackers etc when transmitted over the internet. For example, any reputable website selling goods by credit card will encrypt your credit card number and personal details. Ethernet - The most popular system used to connect a computer to a network, including most broadband internet connec
9、tions. The computer needs to be fitted with a suitable expansion card, usually called an Ethernet card. FAQ - (Frequently Asked Questions). A document on a website or in a newsgroup which gives answers to common problems and questions. Look for an FAQ if you have a problem with something, before you
10、 email or phone support. FAT - (File Allocation Table; pr. “fat“) A sort of index of where data is stored on a hard disk, used by the operating system. Filter - A device which allows you to use an ordinary phone over a telephone line set up for an ADSL internet connection. Also called a micro-filter
11、. Flame - Internet slang for an email or newsgroup post insulting or telling someone off. They range from elegant rapier wit to obscene profanity. Flamewar - A public trading of insults in a newsgroup or forum. Sometimes flamewars get so out of hand that there are hundreds of flames in the newsgroup
12、 and almost nothing else. Floppy disk - Also known as a diskette. Originally called floppy disks because they were round and non- rigid, but modern floppies might as well be called rigid squares, as the actual floppy disk is enclosed inside a rigid, almost square protective casing. Most programs use
13、d to be released on floppy disks, but modern programs are so large that they are now released on CD ROM instead. Despite a capacity of only 1.44 Meg per diskette, until recently all new computers were fitted with them as standard, and many still are. Forum - A public or semi-public area on a website
14、 or bulletin board where you can read and post messages on a particular topic, allowing public debate. GIGO (Garbage In Garbage Out; pr. “guy-go“) - Programmers slang. A reminder of a fundamental principle of computing, that unexpected results are often caused by feeding a computer bad data, rather
15、than a fault in the computer or program. GPF (General Protection Fault) - A common error message in early versions of Windows, seen when a program tried to do something Windows thought it shouldnt, often locking up the PC. Hub - A basic device for connecting computers together to form a network. IAN
16、AL (I Am Not A Lawyer) Internet slang. Amazing how often this one comes up. IDE (Integrated Drive Electronics ) - A type of PC hard disk, now obsolete, the foreunner of EIDE. Intranet A private miniature internet which allows no or only limited access to the internet proper, for example to allow easy sharing of confidential files within a co
