1.2.1 Primary Storage Flashcards
1
Q
What is the purpose of RAM?
A
RAM is read or written to
RAM stores the application and data for the application temporarily
RAM is volatile
When a computer is started up, the operating system is put into the RAM
2
Q
What is the purpose of ROM?
A
ROM permanently stores certain important data.
ROM is non-volatile
ROM stores the start-up instructions for your computer system.
3
Q
What is virtual memory?
A
When the RAM is full of data and cannot store anymore this is when the data is transferred to the hard drive, this is bad because the read write speed of the hard drive is slower than the RAM and the hard drive is physically further away from the CPU than the RAM is.
