1. The main memory of the computer system is also called

2. Which of the following memories must be refreshed many times per second?

3. A computer can address more memory than the amount physically installed on the system. This extra memory is actually called ______________.

4. Which of the following memory is capable of operating at electronics speed?

5. EPROM can be used for

6. A gigabyte is equal to

7. Which of the following is a physical storage media?

8. A CD can store up to

9. Multiprogramming of the computer system increases