1.2.1 Primary Storage (Memory)
In this lesson, you will learn why computers need primary storage and how RAM, ROM, virtual memory and cache are used. You will compare the purposes and characteristics of RAM and ROM, understand how virtual memory supports RAM when memory is limited, and explain how cache helps the CPU access data and instructions quickly.
Topic 1
The Need for Primary Storage
3 min
1
Topic 2
RAM and ROM
11 min
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Topic 3
Virtual Memory
5 min
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Topic 4
Cache
2 min