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10 Cards in this Set
- Front
- Back
What is a computer system?
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The computer and other support devices that work as a team to:
1) receive info. as the user inputs 2) process that info. through the instructions that the user defines 3) output the info. in a usable format |
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What three components make up a CPU?
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1) Control unit
2) Arithmetic logic unit 3) Memory unit |
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What is RAM?
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RAM or random access memory is temporary memory that is designed to hold new data and is available only when the computer is turned on.
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What is ROM?
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ROM or read-only memory is permanent internal memory inside the system, is inaccessible by the user and is used to store the instructions that are installed or programmed at the manufacturer.
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What is resolution?
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It defines the clarity of the image that is seen on the computer screen.
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What considerations should be taken into account when buying a computer system?
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1) Functionality
2) Budget |
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What is "GUI" and what purpose does it serve?
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It refers to "graphical user interface" and through the use of menus and icons which represent commands and programs enable the user to use the operating system with ease.
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What is instructional software?
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Software used by educators which presents content in tutorial, simulation, instructional games, problem solving, and drill and practice forms.
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How does freeware differ from shareware?
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Freeware are programs which are free to the user while shareware is not having a minimal cost to the user but having the option to use it on a trial basis.
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What are electronic pointing devices?
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Devices which allow the user to control the cursor using ultrasound, an infrared beam, eye movements, nerve signals, or even brain waves.
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