Memory is used to store data and instructions temporarily for the computer to process
Characteristics of ROM and RAM
Differences between ROM and RAM
- ROM is non-volatile, while RAM is volatile
- ROM is read-only, while RAM is read-write
- ROM stores essential instructions, while RAM stores data and instructions currently in use
Exam Tip
- Make sure you know the difference between RAM & ROM – it’s easy to get them mixed up
Worked example
State two characteristics of RAM
Two of:
RAM can be read from and written to
RAM is volatile memory
RAM is temporary storage
