You Recently Completed a Network Overhaul Over the Weekend

question 29

Multiple Choice

You recently completed a network overhaul over the weekend. Everything seems to be functioning properly until you receive a swarm of help desk support requests, all originating from one specific floor in your building. After a few minutes on the phone with those affected, you determine that no one has indicator lights active on their NICs. What is the most likely problem?

• A) The DHCP server has failed.
• B) A gateway is incorrectly configured.
• C) Static IP address settings have prevented the NIC from entering a usable state.
• D) A network switch is powered off.

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Definitions:

Durbin-Watson Statistic

A measure used in statistics to detect the presence of autocorrelation in the residuals from a linear regression analysis.

Hypotheses

Proposed explanations for a phenomenon, set forth as a basis for empirical testing.

First-Order Autocorrelation

A statistical measure of the relationship between a variable's current value and its immediate past value.

Durbin-Watson Statistic

A statistical method utilized to identify autocorrelation within the residuals of a regression analysis.