1.2 memory Flashcards

1
Q

RAM

A

random access memory - which can be read from or written to, its fast and close to the processor. stores the operating system, and instructions and data currently in use. volatile.

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2
Q

volatile

A

using electricity to hold data. when the electricity is turned off, the data is lost.

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3
Q

virtual memory

A

part of the hard drive acting as an extension to the RAM

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4
Q

ROM

A

read only memory, non volatile, holds the computers startup instructions, and its contents are placed on it in the factory

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5
Q

registers

A

tiny memory locations in the processor

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6
Q

when is virtual memory used

A

when RAM is full - contents of virtual memory cannot be currently in use

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7
Q

memory management

A

the computer keeping track of the different areas of memory in use at a time.

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8
Q

what is RAM also called

A

primary storage

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9
Q

what does every memory location in ram have

A

an address(can’t be changed) and data(continuously changing

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