1. Windows OSs include the ___ utility, which deletes unneeded files.

2. Defragmentation is the process of removing the empty pockets between files and other information on a hard drive.

a. True

b. False

3. Windows, UNIX/Linux, and Mac OS X all use file extensions to identify file types. Which one of the following file extensions does not identity the same file type in all three OSs?

a. .bak

b. .cfg

c. .elc

d. .dat

4. A ______ will attempt to find damaged disk sectors and tracks, and possibly fix the damaged areas with a reformat.

5. The rm r command will only remove files in the directory it is issued in, not folders.

a. True

b. False

6. Which level of raid provides data striping and parity checking, and requires at least 3 drives?

a. RAID 1

b. RAID 0

c. RAID 10

d. RAID 5

7. An Incremental backup backs up all files that have the archive attribute set, and then removes the attribute.

a. True

b. False

8. What command can be used to determine whether a workstations network connection is working?

a. ifconfig

b. ls

c. ping

d. fsck

9. As a general rule, the sizing of the page file in Windows is set to what size?

a. 50 percent of RAM

b. Equal to RAM

c. 150 percent of RAM

d. 200 percent of RAM

10. The ______ command line utility can be used to monitor paging information on UNIX/Linux systems.

11. A malfunctioning NIC may create a ______ that saturates a network with repeated packet broadcasts.

B. Explain the following terms in your language

(Do NOT copy and paste)

I. binary backup.

II. cookie

III. defragmentation

IV. differential backup.

V. disk striping

VI. fragmentation

VII. incremental backup

VIII. virtual memory