Quick Quiz 

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

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

True

False

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?

.bak

.cfg

.elc

.dat

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

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

True

False

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

1. 
   
   1. RAID 1
   2. RAID 0
   3. RAID 10
   4. RAID 5

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

True

False

What command can be used to determine whether a workstation’s network connection is working?

ifconfig

ls

ping

fsck

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

50 percent of RAM

Equal to RAM

150 percent of RAM

200 percent of RAM

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

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