COSC 4330                   QUIZ #1               September 9, 1996


Closed Book.   You can have one sheet of notes.  

1.   What is the major problem with today’s hard drives? (10
     points)  What prevent us from correcting it? (10 points)

2.   Give a good argument for having privileged instructions on a
     stand-alone personal computer. (20 points)

3.   What does the memory protection hardware do when a program
     attempts to access a  memory location outside of the 
     program boundaries? (20 points)

4.    What  is  the  major  advantage of networks  of  individual
      workstations with shared servers over conventional time 
      sharing systems? (20 points)

5.    What  is  the  major  disadvantage  of  microkernels  over
      monolithic kernels? (20 points)

--IMPORTANT----IMPORTANT----IMPORTANT----IMPORTANT----IMPORTANT--
Please do not try to answer these questions by yourself BEFORE
having a clear idea of what's on the test for which you are
studying.

Materials covered in each test DO VARY from semester to semester
because the pace of the course can change, some materials are be
added and other deleted almost every semester.
----------------------------------------------------------------