Question

difference RAM and ROM​

Answer 1

Answer:

RAM and ROM

RAM, which stands for random access memory, and ROM, which stands for read-only memory, are both present in your computer. RAM is volatile memory that temporarily stores the files you are working on. ROM is non-volatile memory that permanently stores instructions for your computer.

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Answer 2

Answer:

1      RAM stands for Random Access Memory.

ROM stands for Read Only Memory.

2  RAM data is volatile. Data is present till power supply is present. ROM data is permanent. Data remains even after power supply is not present.

3 RAM data can be read, erased or modified.

ROM data is readonly.

4 RAM is used to store data that CPU needs for current instruction processing.

ROM is used to store data that in needed to bootstrap the computer.

5 RAM speed is quite high.

  ROM speed is slower than RAM.

6 CPU can access data stored on RAM.

Data to be copied from ROM to RAM so that CPU can access its data.

7 RAM memory is large and high capacity.

ROM is generally small and of low capacity.

8 RAM is used as CPU Cache, Primary Memory.

 ROM is used as firmware by microcontrollers.

9 RAM is costly.

ROM is cheap