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45 terms
Terms | Definitions |
|---|---|
 Access | to get at or into |
| Application | a computer program that does a user-oriented job |
| Calculate | To figure, as to add, subtract, multiply, and so on |
| Character | A single letter, digit, or special symbol such as ?, #, or *. |
| Chip | An integrated circuit. A thin piece of silicon that contains all the components of an electronic circuit. |
| Command | A message from the user to the computer that tells it what do next.. |
| Compatible | A term that describes hardware and software that can work together. . |
| Computer | A device used to accept, process, store, and get information |
| Cursor | A symbol, such as a square or underline bar, that shows where you are on the screen; the cursor may flash or blink.. |
| Data | The symbols used to represent facts, events, or things; the raw material of information. |
| Data Processing | A set of methods for collecting, handling,and outputting data to reach certain goals. |
| Disk | A flat, circular piece of metal of plastic coated with magnetic material and used for storing data. |
| Disk Drive | The device used to store data on a disk and to read what is stored on the disk. |
| Expansion Slot | A connector inside a computer desgned to allow a user to add printed circuit boards daughter boards to the motherboard. |
| Floppy disk | A reusable magnetic storage medium that uses a thin mylar circular disk as a the storage surface. |
| Hard Copy | Output that is printed on paper. |
| Hardware | The physical parts that make up a computer system-for example, keyboards, printers, monitors, and so on. |
| Information | A set of data that has meaning and is useful. |
| Input | The step in the data processing flow during which datais collected and entered into the computer. |
| Integrated Circuit | Circuitry whose parts are etched together on a small silicon chip less than fourth of an inch square. |
| Keyboard | An input device that usually has keys like those on a typewriter. |
| Kilobyte | 1,024 storage units often rounded to 1,000 a measure of a computer memory. |
| Load | To put a program into a computer's primary memory from a disk or tape. |
| Megahertz | A measure of speed, one million cycles per second. |
| Memory | A place to store information; usually coded in a binary format; see RAM, ROM. |
| Menu | A list of choices shown on the screen from which the user picks a command or data to enter into the computer.. |
| Microcomputer | A complete computer that has relatively few electronic parts and peripheral devices. |
| Moniter | A video display device or screen used for showing output. |
| Motherboard | The main ciruit board of a computer housing the microprocessor and providing the means of connecting all the components that make up the computer. |
| Mouse | A computer input device used as a pointing and drawing instrument by selecting specific positions on the monitor display. |
| Output | The step in the data processing flow in which information comes from a computer as a result of processing. |
| Peripheral Device | A device that is attched to the computer and aids in input and/or output. |
| Primary Memory | The section of a computer that holds instructions, data, and intermediate and final results during processing; also known as internal storage, main storage, primary storage, or random access memory (RAM) |
| Printer | A machine that prints characters or other images on paper. |
| Processing | The second step of the data processing flow in which the computer acts on data. |
| Program | A set of step-by-step instructions that tell a computer exactly how to do a certain task. |
| Programing Language | A code in which a computer program is written. |
| Random Acess Memory | Form of primary memory in which instructions and data can be read, written, or erased. |
| Read | Term used to describe the computer's activity of getting an item in memory and interpreting it. |
| Read Only Memory | Form of primary memory that holds items that can be read but not erased or changed by normal comuter input. |
| Scanner | A machine that changes images from paper or photos into a digital form that the computer can use. |
| Secondary storge | All storge materials other than primary memory. |
| Simulation | A c~mpuler program that imitates a real-world situation; it can show what happens when conditions in that situations are changed. |
| Soft copy | A temporary display of output seen on a monitor. |
| Software | Prgrams, or instructions, that tell a computer exactly what to do. |
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