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8 terms

Unit 4 Computing in the Modern World

STUDY
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Byte
An 8-bit unit of information that represents a single character.
RAM
Random access memory. A type of computer memory circuit that holds data, program instructions, and the operating system.
ROM
Read only memory. One or more integrated circuits that contain permanent instructions that the computer uses during the boot process.
Gigahertz
A measure of the frequency equivalent to one billion cycles per second.
Gigabyte - One billion bytes.
Megahertz
A measure of the frequency equivalent to one million cycles per second.
Megabyte
One million bytes.
USB Flash Drive
A portable solid state storage device with a built-in connector that plugs directly in to a computer's universal serial bus.
Card Reader
A device that transfers data to or from a computer.