Chapter 2 Operating Systems 73
• Most 32-bit software applications will run on a 64-bit computer system, some
will not; 32-bit and 64-bit drivers will only run on the system they were
designed for.
Review
Answer the following questions on a separate sheet of paper. Please do not write in this book.
1. An operating system does what? Select all that apply.
a. Manages file storage
b. Provides communication between the user and the computer system
c. Provides software to communicate with the BIOS
d. Provides communication between the user and the hard drive
2. What is a kernel?
3. Which type of multitasking allows data and parts of a program to be shared
between two or more CPUs.
a. Cooperative multitasking
b. Multithreading
c. Preemptive multitasking
d. Time slicing
4. What are two main advantages of 64-bit systems over 32-bit systems?
5. What is the maximum amount of memory supported by 32-bit operating
systems?
6. What are the two dominant user interfaces used to issue commands on a
computer?
7. Where is the root directory located?
8. What are pathnames used for?
9. The purpose of file table is to _____.
a. keep track of the number of times the PC starts
b. record the amount of memory used
c. record file locations on disk
d. supply power to the screen display
10. List five symbols that are
not
allowed in the Windows long file name system.
11. Which file names are invalid using the Windows long file name format?
(Indicate why each is not acceptable.)
a.
myreport
b.
MYREPORT#12
c.
mymemo*for*jim
d.
MYMEMO/TO/JIM
e.
my+memo+to+jim
f.
mymemo:jim
g.
MEMO1999~CA$H
h.
memo1999?
i.
MEMOJune2001=
12. What is the name of the Windows feature that supplements the system RAM
using a USB flash drive?
13. What is the purpose of Windows Defender?
Review QQuestionssoniuest