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| A device that converts the computer's digital pulses to tones that can be carried over analog telephone lines, and vice versa. Prior to the turn of the century, analog modems used to be standard equipment on most desktop and all laptop computers |
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| A type of modem that connects a computer or local network to broadband Internet service through the same cable that supplies cable television service: "a cable-modem connection" |
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| A thin rigid board containing an electric circuit; a printed circuit. |
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| A small optical disk on which data such as music, text, or graphic images is digitally encoded. |
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| A high-density videodisc that stores large amounts of data, esp. high-resolution audio-visual material |
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| Electric current means, depending on the context, a flow of electric charge (a phenomenon) or the rate of flow of electric charge (a quantity) |
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| A network interface card, network adapter, network interface controller (NIC), or LAN adapter is a computer hardware component designed to allow computers to communicate over a computer network |
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| drive with its own power supply and fan mounted outside the computer system enclosure and connected to the computer by a cable |
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| A fax (short for facsimile) is a document sent over a telephone line. Fax machines have existed, in various forms, since the 19th century (see "History" below), though modern fax machines became feasible only in the mid-1970s as the sophistication increased and cost of the three underlying |
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| Something like the ipod adapter |
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| A flexible removable magnetic disk, typically encased in hard plastic, used for storing data. |
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| 1,000,000,000 periods per second. |
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| A hard disk drive (often shortened as hard disk, hard drive, or HDD) is a non-volatile storage device that stores digitally encoded data on rapidly rotating rigid (i.e. hard) platters with magnetic surfaces. |
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| The machines, wiring, and other physical components of a computer or other electronic system. |
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| A pair of earphones typically joined by a band placed over the head, for listening to audio signals such as music or speech. |
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| a device that can be used to insert data into a computer or other computational device. |
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| a RAM microchip that can be plugged into a computer to provide additional memory |
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| An instrument for converting sound waves into electrical energy variations, which may then be amplified. |
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| A printed circuit board containing the principal components of a microcomputer or other device, with connectors into which other circuit boards can be slotted. |
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| electronic or electromechanical equipment connected to a computer and used to transfer data out of the computer in the form of text, images, sounds, or other media. |
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| having to do with the performing of multiple operations simultaneously: parallel processing |
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| electronic equipment connected by cable to the CPU of a computer |
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| In computer networking, the term port can refer to either physical or virtual connection points. |
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| power/electronic surge/spike |
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Definition
| Increase in electrical current |
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| random access memory, a type of computer memory that can be accessed randomly; that is, any byte of memory can be accessed without touching the preceding bytes. RAM is the most common type of memory found in computers and other devices, such as printers. |
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| read-only memory, computer memory on which data has been prerecorded. Once data has been written onto a ROM chip, it cannot be removed and can only be read. |
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| A single-processor computer that executes one instruction after the other. |
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| Integrated circuit that generates an audio signal and sends it to a computer's speakers. The sound card can accept an analog sound (as from a microphone or audio tape) and convert it to digital data that can be stored in an audio file, or accept digitized audio signals (as from an audio file) and convert them to analog signals that can be played on the computer's speakers. On a personal computer, the sound card is usually a separate circuit board that is plugged into the motherboard. |
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| specifications for, & cost of, buying a computer today |
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| 1 gig hardrive, $500-1000 |
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| A device that provides protection against power surges. |
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| A freely distributed software program from Adobe Systems, Inc., Adobe Acrobat Reader is used to view PDF files created with Adobe Acrobat or other programs. For the most part, Acrobat Reader is only used to view and print PDF files. It is not capable of creating PDF documents. |
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| Adobe Photoshop, or simply Photoshop, is a graphics editing program developed and published by Adobe Systems. It is the current market leader for commercial bitmap and image manipulation software, and is the flagship product of Adobe Systems. |
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| a sequence of instructions that a computer can interpret and execute |
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| A database is a collection of data for one or more multiple uses. One way of classifying databases involves the type of content, for example: bibliographic, full-text, numeric, image. |
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| The software that supports a computer's basic functions, such as scheduling tasks, executing applications, and controlling peripherals. |
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| A presentation program is a computer software package used to display information, normally in the form of a slide show. |
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| purpose of operating systems |
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| Gives computers the ability to be used |
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| The programs and other operating information used by a computer. |
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| computer software designed to help the user to perform a singular or multiple related specific tasks. Typical examples are word processors, spreadsheets, media players and database applications |
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| fix problems with a software |
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| Improve upon an original software |
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| a program used to view HTML documents. |
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| word processing application |
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| A program used to generate text |
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| Bcc-Send to multiple people, but they cant see whoelse it was sent to |
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| An email client, email reader, or more formally mail user agent (MUA), is a computer program used to manage email |
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| any unsolicated commercial advertisment distributed online. |
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Term
| (.aif, .mid, .mp3, .snd, .wav) |
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Definition
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| .bmp, .gif, .jpg, .jpeg, .png, .psd, .tif |
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Definition
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| (.bat, .cgi, .csv, .htm, .html, .js, .txt, .xml) |
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| .avi, .mov, .mpg, .rm, .wma |
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| a database that can be accessed by computers |
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| The range of frequencies used for transmitting a signal. |
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| Of or using signals over a wide range of frequencies in high-capacity telecommunications, esp. as used for access to the Internet. |
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| Dial-up Internet access is a form of Internet access that uses telephone lines. The user's computer or router uses an attached modem connected to a telephone line to dial into an Internet service provider's (ISP) node to establish a modem-to-modem link, which is then used to route Internet |
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| Stands for "Digital Subscriber Line." It is medium for transferring data over regular phone lines and can be used to connect to the Internet. However, like a cable modem, a DSL circuit is much faster than a regular phone connection, even though the wires it uses are copper like a typical phone line. |
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| A system for connecting a number of computer systems to form a local area network, with protocols to control the passing of information and to avoid simultaneous transmission by two or more systems. |
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| Transfer (a file) from one computer or system to another, esp. on the Internet |
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| Internet service provider. |
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| mechanism that controls the positioning, reading, and writing of the hard disk, which furnishes the largest amount of data storage for the PC. |
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| In computing, a file server is a computer attached to a network that has the primary purpose of providing a location for shared disk access, i.e. shared storage of computer files (such as documents, sound files, photographs, movies, images, databases, etc. |
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| Transmitted in a continuous stream while earlier parts are being used. |
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| DS1 is a widely used standard in telecommunications in North America and Japan to transmit voice and data between devices. |
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| A digital carrier facility used to transmit a digital signal at 45 million bits per second |
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| A widely used information system on the Internet that provides facilities for documents to be connected to other documents by hypertext links, enabling the user to search for information by moving from one document to another. |
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| In computing terminology, a macro virus is a virus that is written in a macro language: that is to say, a language built into a software application such as a word processor. |
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Definition
| Software that self-installs on a computer, enabling information to be gathered covertly about a person's Internet use, passwords, etc. |
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| a program that claims to rid a computer of viruses but instead introduces viruses onto the computer. |
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| A computer program that is designed to replicate itself by copying itself into the other programs stored in a computer. |
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| Copies itself to other computers on a network |
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| Software that is free but still under copyright |
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| A person who uses computers to gain unauthorized access to data. |
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| The fraudulent practice of sending e-mails purporting to be from legitimate companies in order to induce individuals to reveal personal information, such as credit-card numbers, online. |
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| Software that is available free of charge and often distributed informally for evaluation, after which a fee may be requested for continued use. |
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| A technique used to gain unauthorized access to computers, whereby the intruder sends messages to a computer with an IP address indicating that the message is coming from a trusted host. To engage in IP spoofing, a hacker must first use a variety of techniques to find an IP address of a trusted host and then modify the packet headers so that it appears that the packets are coming from that host. |
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| A crash or (system crash) in computing is a condition where a program (either an application or part of the operating system) stops performing its expected function and also stops responding to other parts of the system. Often the offending program may simply appear to freeze. |
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| A popular format for image files, with built-in data compression. |
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| A format for compressing images |
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