Part 1

#1. How many cells can be in a computer's main memory if each cell's address can be represented by two hexadecimal digits? What if four hexadecimal digits are used? Explain your answer.

#2.         a). Identify two advantages that a machine's main memory has over disk storage.

               b). Identify two advantages that disk storage has over a machine's main memory.

Part 2

#1. Explain each of the following and then their relationship with each other:

a. Register

b. Cache memory

c. Main memory

d. Mass storage

#2. Suppose a machine has 20GB of storage space available on a hard disk and receives data over a telephone connection at the rate of 14,400 bps. At this rate, how long would it take to fill the available storage space?