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25 Cards in this Set
- Front
- Back
Access Time
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The time delay or latency between a request to an electronic system, and the access being completed or the requested data returned.
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Adapter Card
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A printed circuit board that can be inserted into an electrical connector, or expansion slot on a computer motherboard.
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Analog
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Continuous(wave like)signals
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Arithmetic logic unit
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A digital circuit used to perform arithmetic and logic operations.
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Binary system
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A system in which information can be expressed by combinations of the digits 0 and 1.
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Bit |
The smallest unit of data the computer can process.
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Bus
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Electrical channel that transfers electronics bits internally within the circuitry of a computer, allowing the devices both inside and attached to the system unit to communicate with each other. |
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Byte
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Eight bits grouped together.
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Cache
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area of memory that stores the contents of frequently used data or instructions.
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central processing unit
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interprets and carries out the basic instructions that operate a computer.
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chip |
a small piece of semiconducting material
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clock speed |
the pace of the system clock
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control unit
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the component of the processor that directs and coordinates most of the operations in the computer.
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digital |
representation of data using only two discrete states.
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ecycling |
short for electronics recycling.
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expansion slot |
a socket on a desktop or server motherboard that can hold an adapter card.
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firmware |
ROM chips or flash memory chips that store permanent instructions, such as a computer or mobile device's.
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flash memory |
type of nonvolatile memory that can be erased electronically and rewritten.
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gigahertz |
one billion ticks of the system clock per second.
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memory |
electronic components that store instructions waiting to be executed and the data needed by those instructions. |
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memory cache |
cache that helps speed the processes of a computer by storing frequently used instructions and data.
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memory module
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small circuit board that houses RAM chips and is held in a memory slot on the motherboard.
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memory slots |
slots on the motherboard that hold memory modules.
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motherboard |
the main circuit board of the personal computer.
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multi core processor
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a single chip with two or more separate processor cores.
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