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5.02
5.02 KEY TERMS
Term | Definition |
---|---|
APPLICATION PROGRAMS | Programs that people use to get their work done. |
CENTRAL PROCESSING UNIT | A particular computer will have a particular type of processor. |
COMPUTER SYSTEM | Consists of hardware (physical parts of the computer) and software (programs and data used with the physical computer). |
ENBEDDED SYSTEM | A computer system that is part of a larger machine and which controls how that machine operates. |
INPUT DEVICES | Keyboards, mouse, scanners, cameras, joysticks, and microphones; a piece of equipment used to provide data and control signals to an information processing system. |
MAIN MEMORY | Closely connected to the processor, stored data are quickly and easily changed, holds the programs and data that the processor is actively working with. |
MOTHERBOARD | Components are connected to the main circuit board of the computer. |
NETWORK | Consists of two or more computers connected so that they can exchange data and programs. |
OPERATING SYSTEM | Responsible for starting up application programs, running them, and managing the resources that they need. |
OUTPUT DEVICE | Monitor, printer, speakers; any piece of computer hardware equipment which converts information into human-readable form. |
PROCESSOR | Contains billions of transistors; responsible for the fundamental computing within the system, and directly or indirectly controls all the other components. |
RAM | "Random" means that the memory cells can be accessed in any order. The type of silicon chip used to implement main memory. |
ROM | Used to make a section of main memory read-only. 14. Secondary memory: Connected to main memory, stored data are easily changed, but changes are slow compared to main memory, and used for long-term storage of programs and data. |