CHAPTER 3—Computer Memory

Recall from chapter one that the major hardware components of a computer system are:

Processor
Main memory
Secondary memory devices
Input/output devices

This chapter looks at main and secondary memory.

Chapter Topics:

Bits and Bytes.
Kilobytes, megabytes, gigabytes.
Main memory and addresses.
Secondary memory.
Files.

QUESTION 1:

(Educated Guess: ) If you bought a new computer, about how much main memory would you expect it to have: 128 bytes, 64 kilobytes, 4 megabytes, or 64 megabytes? (Hint: Encarta (a multimedia encyclopedia) needs a minimum of 16 megabytes.)