Firewalls, Antivirus Software, Spam Blockers, and Antispyware Are All Examples

question 133

Multiple Choice

Firewalls, antivirus software, spam blockers, and antispyware are all examples of which supplements to operating system software that increase the security or capabilities of the computer system?

• A) secondary software systems
• B) utility programs
• C) Linux servers
• D) applications software packages

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Definitions:

Z-score

A measure that describes a value's relationship to the mean of a group of values, represented in units of standard deviation.

Third Quartile

The value that divides the top 25% of a data set from the bottom 75%, often used as a measure of data spread.

Quartile

A type of quantile which divides the range of a probability distribution into four intervals of equal probability, used in describing the spread of a dataset.

GMT

Greenwich Mean Time, the mean solar time at the Prime Meridian in Greenwich, London, used as a global time standard.