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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) & software ( programs & data used with the physical computer ) |
Embedded System | a computer system that is part of a larger machine & which controls how that machine operates |
Input Devices | keyboards, mouse, scanners, cameras, joysticks, & microphones; a piece of equipment used to provide data & control signals to an information processing system |
Main memory | closely connected to the processor, stored data are quickly & easily changed, holds the programs & data that the processor is actively working with |
Mohterboard | 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 & programs |
Operating System | responsible for starting up application programs, running them, & 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, & 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 |
Secondary memory | connected to main memory, stored data are easily changed, but changes are slow compared to main memory, & used for long-term storage of programs & data |