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10 Cards in this Set
- Front
- Back
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What does random access memory (RAM) do for a computer system?
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RAM is a temporary memory system that holds new data and is available only when the computer is on.
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What are kilobytes, megabytes, and gigabytes?
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These are measurements of memory space that a given computer. Kilobyte-1KB, 1,024 keyboard characters, megabyte-1MB @ million characters, gigabyte- IGB @ billion characters.
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What is processor speed measured in?
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In units called hertz, megahertz (MHz) 1 million cyles per second, gigahertz (GHz) 1 billion cycles per sec.
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What does CPU stand for?
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Central processing unit.
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How is monitor size measured?
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Usually diagonally, from corner to corner.
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What is a pixel?
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A pixel is a single colored square on a screen.
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What is the internal storage unit on a computer called?
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Hard drive.
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What are ports used for?
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Ports are openings on a computer that can be used to connect devices such as printers, scanners, etc.).
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As of 2003, what was the ratio of students to computers?
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4.4 to one.
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Computer monitors are also called what?
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Screens or displays.
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