ITEC 625 9083 Computer Systems Architecture

ITEC 625 9083 Computer Systems Architecture

Question 1:

What is polling used for? What are the disadvantages of polling? What is a better way to perform the same job?

Question 2:

A 1600-pixel by 900-pixel display is generated on a 14-inch (diagonal) monitor.

a. How many dots per inch are displayed on this monitor?

b. What is the size of an individual pixel? Would a 0.26mm pixel resolution monitor be sufficient     for this display?

c. Repeat (a) and (b) for a 1280 × 720 display.

Question 3:

When people describe client–server architecture, they are usually referring to a system in which a large server is serving a client on a PC. With X Window, the reverse is frequently the case. Explain.

Question 4:

What are the advantages of partitioning a disk, rather than using the entire disk as one partition?"

Question 5:

Describe CPU scheduling.