click below
click below
Normal Size Small Size show me how
Basic Computer Terms
vocabulary, basic computer terms Middle School level
Question | Answer |
---|---|
Computer | Device that does computations and makes logical comparisons according to the instructions it receives. |
CPU - Central Processing Unit | A silicon chip located on the motherboard that is responsible for executing instructions to process date; also called microprocessor. It is the brains of the computer. |
Hardware | The physical components of a computer. |
Software | The intangible components of a computer system, particularly the programs that the computer needs to perform a specific task. (A set of electronic instructions that tells the computer what to do.) |
RAM - Random Access Memory | Chips on cards plugged into the motherboard that temporarily hold programs and data while the computer is turned on; volatile memory. (Acts as the temporary storage location for data. Disappears when computer is turned off. ) |
ROM - Read Only Memory | A chip on the motherboard that is prerecorded with and permanently stores the set of instructions that the computer uses when you turn it on; permanent. (Holds data permanently. Does not disappear when power is turned off.) |
Keyboard | The most frequently used input device; consists of three major parts: the main keyboard, the keypads, and the function keys. |
Mouse | A pointing device that has a laser guide on its underside and two or more buttons for clicking commands; you control the movement of the pointer by moving the entire mouse around on your desk. |
Input | Whenever you enter data into your computer, it is referred to as input. Devices such as the keyboard, mouse, scanner, and even a digital camera are considered input devices. |
Output | Data generated by a computer is referred to as output. Devices that produce physical output from the computer are creatively called output devices. |
Monitor | A display device that forms an image by converting electrical signals from the computer into points of colored light on the screen. |
Printer | The peripheral computer component that produces a hard copy of the text or graphics processed by the computer. |
Disk Drive | A device that reads the information contained on a disk. The drive may be permanently installed inside the computer (hard disk drive) or contain a slot for entering the disk from outside the computer (floppy disk drive or compact disk drive). |
Hard Drive | A round, metal platter in the hard drive of the computer; it stores large amounts of information. |
CD | A hard plastic disk approximately 12 cm (4 inches) in diameter on which information such as music or computer data is digitally encoded in a format readable by a laser beam. |
DVD | Recorded with optical technology that contains full-length motion pictures for viewing on a personal compute or on a TV screen. |
Jump Drive | Portable storage device |
Scanner | A device that "takes a picture" of something and turns it into a computerized image. |
Server | A computer program that provides services to other computer programs (and their users) in the same computer or other computers. |
Bit | A single digit number in base 2 (a zero or a one) and is the smallest unit of computer data. |
Byte | A set of 8 bits that represent a single character in the computer's memory. |
File | A collection of data stored in one unit, identified by a filename. It can be a document, picture, audio or video stream, data library, application or other collection of data. |
Folder | Can be located on your hard drive for file storage. Allows users to organize files. |