1. How are the segment registers used to form a 20-bit address?

2. Compare two 386 systems, one containing 512KB of RAM, the containing 4 megabytes. How would the number of page faults compare when:

(a) a 220KB application is executed on both machines?

(b) a 6-megabyte application is executed on both machines?

3.Compare the average memory access time from the following information:

RAM Access Time= 80 ns

Cache Access Time= 10 ns

Hit Ratio= 0.92