iGCSE Computer Science - Distance Learning

Tutor Marked Assignment 6
Tutor Marked Assignment 8 (Programming)

Primary Memory

Primary Memory refers to the collection of RAM, ROM, and cache memory that is used to run the computer system. Without primary memory, the computer system would not be able to run.

When answering exam questions about primary memory, it is important to remember that:

  • Primary memory is always internal
  • Primary mamory may be volatile or non-volatile
  • Is made up of RAM, ROM, & cache
  • As a group, is sometimes called the IAS (immediate access store)


Download the Scribblit notes sheet below and add your own notes. Use the video lesson to identify definitions for each key terms and any additional important information.