What do registers do?
Registers are small amounts of high-speed memory contained within the CPU. They are used by the processor to store small amounts of data that are needed during processing, such as: the address of the next instruction to be executed. the current instruction being decoded.
What is RAM or 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.
What is ROM with example?
What is ROM:
| RAM | ROM |
|---|---|
| Examples: It is used as CPU Cache, Primary Memory in a computer. | Examples: It is used as Firmware by micro-controllers. |
| The stored data is easy to access. | The stored data is not as easy to access as it is in ROM. |
| It is costlier than ROM. | It is cheaper than RAM. |
What are the three differences between RAM and ROM?
Data stored in ROM is retained even after the computer is turned off ie, non-volatile. Types of ROM: Programmable ROM, where the data is written after the memory chip has been created. It is non-volatile….Difference between RAM and ROM.
| Difference | RAM | ROM |
|---|---|---|
| Speed | It is a high-speed memory. | It is much slower than the RAM. |
What are the key differences between RAM and ROM?
What is RAM and ROM and its types?
Random Access Memory (RAM) and Read Only Memory (ROM)
- Random Access Memory (RAM) – It is also called read-write memory or the main memory or the primary memory.
- Read Only Memory (ROM) – Stores crucial information essential to operate the system, like the program essential to boot the computer.