What is the first line of defense against viruses and worms?

a. A personal firewall
b. The Mac OS X operating system
c. Antivirus software
d. The Linux operating system


c. Antivirus software

Computer Science & Information Technology

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____________ are spaces that appear at the beginning of a string.

a. Leading spaces b. Empty spaces c. Indentations d. Tabbed spaces

Computer Science & Information Technology

How many subnets can a /48 site prefix support?

a. 256 subnets b. 16384 subnets c. 65,536 subnets d. 131,072 subnets

Computer Science & Information Technology

In what type of cluster does every server perform useful work so that if one fails, the remaining servers take on the additional load?

A. symmetric network B. asymmetric network C. symmetric server D. asymmetric server

Computer Science & Information Technology

Today’s DIMMs use what size data path?

A. 16-bit B. 32-bit C. 64-bit D. 128-bit

Computer Science & Information Technology