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Dig. Tech. Final Rev
Review for finals Pt. 2
Term | Definition |
---|---|
Hard-Drive | A high-capacity, self-contained storage device containing a read-write mechanism plus one or more hard disks, inside a sealed unit. |
Keyboard | the set of keys arranged in rows that are used to operate a computer. |
Memory | the computer hardware devices involved to store information for immediate use in a computer. |
Modem | short for modulation/demodulation, it is a device or program that enables a computer to transmit data over (for example) telephone or cable lines. |
Monitor | a device that accepts video signals from a computer and displays information on a screen. |
Mouse | sometimes called a pointer, is a hand-operated input device used to manipulate objects on a computer screen. |
Operating System | the software that supports a computer's basic functions, such as scheduling tasks, executing applications and controlling peripherals. |
Optical Drive | a type of computer disk drive that reads and writes data from optical disks through laser beam technology. |
Processor | the logic circuitry that responds to and processes the basic instructions that drive a computer; another term for Central Processing Unit. |
Sound Card | a device that can be slotted into a computer to allow the use of audio components for multimedia applications. |
Speakers | a hardware device that connects to a computer to generate sound. The signal used to produce the sound that comes from a computer speaker is created by the computer's sound card. |
Video Card | a printed circuit board controlling output to a display screen. |
Great Job! | Now, go back and study these terms until you feel confident taking the test! |