Definitions Flashcards

1
Q

CPU

A

the circuitry in a computer that controls the manipulation of data

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2
Q

Arithmetic/Logic Unit (APU)

A

+/- function

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3
Q

Control Unit

A

coordinates the machine’s activities

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4
Q

Register Unit

A

data storage cells > register

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5
Q

Bus

A

the electronic connection that connects all the devices on the computer to the CPU & each other

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6
Q

Main Memory

A

the high speed memory associated with the CPU; stores computer programs for execution

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7
Q

Computer Programs

A

in order for instructions to be executed by the CPU, they must be reduced to machine language

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8
Q

Machine Language Instruction

A

consists of an instruction code followed by an address or addresses

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9
Q

Motherboard (aka, mainboard)

A

a large circuit board that holds computer components

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