Computer Hardware

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What is an ALU?
The ALU processes all data inside the CPU. As its name suggests it handles both mathematical operations and logical operations
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What is a CPU?
Also known as the brain of the computer. Its job is to process all data and complete instructions given by the user
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Expand all of the following acronyms: IAR, MDR and MAR
IAR - Instruction Address Register MDR - Memory Data Register MAR - Memory Address Register
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What is Clock Speed?
It is this speed that makes it look as though the computer is completing multiple tasks at once. The faster the clock speed the more powerful the computer is
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Explain the difference between RAM and ROM
A RAM is temporary and a ROM is permanent
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What Cache size?
Cache memory has extremely fast access, so sections of a program and its associated data are copied there to take advantage of its short fetch-execute cycle
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What is the difference between a "dual-core" and a "quad-core"?
Dual-core contains 2 processors, quad-core contain 4 processors
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What is a core?
A core is the term used to describe the processing components within the CPU
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Describe an Immediate access store
The CPU must have access to data as fast as possible. Each piece of data is stored in the ram chip so that the CPU can retrieve data immediately. Each memory location has a unique address assigned to it
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Explain what a Register is
Where data or control information is temporarily stored
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Other cards in this set

Card 2

Front

What is a CPU?

Back

Also known as the brain of the computer. Its job is to process all data and complete instructions given by the user

Card 3

Front

Expand all of the following acronyms: IAR, MDR and MAR

Back

Preview of the front of card 3

Card 4

Front

What is Clock Speed?

Back

Preview of the front of card 4

Card 5

Front

Explain the difference between RAM and ROM

Back

Preview of the front of card 5
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