memory Flashcards

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1
Q

what are the two main types of memory?

A

RAM and ROM

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2
Q

what does volatile memory require?

A

power

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3
Q

what is memory used for?

A

to store data and instructions

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4
Q

is RAM volatile or non-volatile?

A

volatile

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5
Q

can the CPU read and write data to the RAM?

A

yes it can

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6
Q

how does having a lot of RAM help your computer run faster?

A

when the CPU is running a program or using a file, the data and instructions are moved to RAM so that they can be accessed quickly

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7
Q

what can you do when a computer does not have enough RAM for the CPU to use?

A

the hard drive can be used as a kind of ‘overflow’ memory, but data stored there will be much slower to access

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8
Q

what does RAM stand for?

A

random access memory

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9
Q

what does ROM stand for?

A

read only memory

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10
Q

can the CPU read and write data to the ROM?

A

no it cant, the ROM uses read only memory, so can only be read from

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11
Q

what instructions does the ROM usually contain?

A

it usually contains all the instructions a computer needs to poperly boot up

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