1. red hat is best described as

a. vendor for the freeware operationg system called linux
b. diagonsitic tool for IBM compatible PC software
c. search engine on the world wide web
d. network operating system ( NOS )

2. Mac OS X is best described as a / an

a. on-site diagnostic used by the PC technician
b. command-line interface for portable computing devices, including some cell phones
c. operating system for Apple Macinstosh computers
d. point-of-sale computer program used in McDonals restraunt

3. a dialog box is primarily used by the computer operating to

a. supply the operating system or a program with information that it needs to perform a task
b. select which program to launch
c. type commands into DOS
d. obtain help on perfoming some task

4. Allcoating RAM among running programs on a computer is handled by the:

a. DOS integator
b. hard drive controller
c. operating system
d. memory wizard

my computer has been freezing up while shutting down. i’ve checked running programs,viruse scans, defrag, clean disk, and it has happened again. the freeze up is a hit and miss. moslty miss but does happen. starting over may be my only option unless there’s something else.