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Comp. Lit. Ch. 1&2
Question | Answer |
---|---|
Computer | A programmable, electronic device that accepts data input, performs processing operations on that data, and outputs and stores the results |
Data | Raw, unorganized facts |
Application Software | Programs that enable users to perform specific tasks on a computer, such as writing letters or playing games |
Personal Computer | A type of computer based on a microprocessor and designed to be used by one person at a time |
Midrange Server | A medium-sized computer used to host programs and data for a small network |
Supercomputer | The fastest, most expensive, and most powerful type of computer |
Mainframe Computer | A computer used in large organizations(such as hospitals, large businesses, and colleges) that need to manage large amounts of centralized data and run multiple programs simultaneously |
Internet Service Provider | A business or other organization that provides Internet access to others, typically for a fee |
World Wide Web | The collection of Web pages available through the Internet |
Internet Address | An address that identifies a computer, person, or Web page on the Internet, such as an IP address, domain name, or e-mail address |
Bit | The smallest unit of data a digital computer can recognize; represented by a 0 or a 1 |
Binary Numbering System | The numbering system that represents all numbers using just two symbols (0 and 1) |
Input Device | A piece of hardware that supplies input to a computer |
System Unit | The main box of a computer that houses the CPU, motherboard, memory, and other devices |
Motherboard | The main circuit board of a computer, located insode the main system unit, to which all computer system components connect |
Microprocessor | A central processing unit (CPU) for a personal computer |
Random Access Memory | Chips connected to the motherboard that provide a temporary location for the computer to hold data and program instructions while they are needed |
Pixel | The smallest colorable area in an electronic image, such as scanned image, a digital photograph, or an image displayed on a display screen |
Hard Drive | The primary storage system for most computers; used to store most programs and data used with a computer |
Modem | A device that enables a computer to communicate over telephone lines |