You Have Just Been Hired as an Assistant to the Network

question 37

Essay

You have just been hired as an assistant to the network administrator at a local company. You are asked to give a presentation on viruses, worms, bots, Trojans, and spyware and include the unauthorized activities the network might see if malware enters the company's network. The servers on the network are flooded with useless traffic. The servers' processing capabilities are overwhelmed, and all communications have been stopped. What is probably happening?

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Definitions:

Explained Variation

The portion of the total variation in a dataset that is accounted for by the model's predictor variables.

Independent Variables

Variables in a statistical or mathematical model that are manipulated or have their values set externally to observe or measure their effect on dependent variables.

Degrees of Freedom

The number of independent values or quantities which can vary in the calculation of a statistic.

Critical Value of F

The threshold value determined from an F-distribution, given a certain significance level, used in analysis of variance (ANOVA) to decide whether to reject the null hypothesis of equal variances.