Flashcards
BA183.1 Chapter 6
Cards in this deck (28)
- 1contains and protects the electronics of the computer or mobile device from damagecase
- 2main circuit board of the computermotherboard
- 3contains integrated circuitschip
- 4interprets and carries out the basic instructions that operate a computerprocessor/ central processing unit(CPU)
- 5single chip with two or more separate processor coresmulti-core processor
- 6the component of the processor that directs and coordinates most of the operations in the computercontrol unit
- 7performs arithmetic, comparison, and other operationsarithmetic logic unit(ALU)
- 8that temporarily hold data and instructionsregisters
- 9controls the timing of all computer operationssystem clock
- 10pace of the system clockclock speed
- 11leading manufacturers of personal computer processor chipsIntel and AMD
- 12signals that are continuous and vary in strength and qualityAnalog signals
- 13signals that are in one of two states: on or offDigital signals
- 14Eight bits grouped together as a unitbyte
- 15represents a single character in the computer or mobile devicebyte
- 16consists of electronic components that store instructions waiting to be executed by the processor, data needed by those instructions, and the results of processing the dataMemory
- 17Loses its contents when power is turned off.Volatile memory (Ex. RAM)
- 18Does not lose contents when power is removedNonvolatile memory (Ex. ROM, flash memory, and CMOS)
- 19refers to memory chips storing permanent data and instructionsRead-only memory (ROM)
- 20can be erased electronically and rewrittenFlash memory
- 21uses battery power to retain information when when the power to the computer is offCMOS technology
- 22amount of time it takes the processor to read from memoryAccess time
- 23enhances functions of a component of a desktop or server system unit and/or provides connections to peripheralsadapter card
- 24socket on a desktop or server motherboard that can hold an adapter cardexpansion slot
- 25the computer automatically can recognize peripheral devices as you install themPlug and Play
- 26enhances functions of a mobile computer and/or provides connections to peripheral devicesUSB adapter
- 27converts the wall outlet AC power into DC powerThe power supply or laptop AC adapter
- 28—
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- Information Technology Flashcards on BA183.1 Chapter 6, created by Katrina Manua on 23/09/2019.
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- Katrina Manua
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