A Network Engineer Is Working on a Predictive WLAN Design

question 29

Multiple Choice

A network engineer is working on a predictive WLAN design. The new wireless network must support access to Internet, email, voice, and the inventory database. To successfully support these services, which configuration must the engineer use for the signal strength levels and SNR on the planning tool?

• A) signal strength of -67 dBm, 20-dB SNR, and maximum 5 percent packet loss
• B) signal strength of -70 dBm, 30-dB SNR, and maximum 10 percent packet loss
• C) signal strength of 67 dBm, 20-dB SNR, and maximum 1 percent packet loss
• D) signal strength of -67 dBm, 25-dB SNR, and maximum 1 percent packet loss

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Definitions:

State of Nature

A term used in decision theory referring to the actual but possibly unknown status of the world, which affects the outcomes of decisions.

Opportunity Loss

The cost of the next best alternative foregone as a result of making a decision.

Actual Profit

The realised gain from business operations or investments, after all costs and expenses have been deducted.

Payoff Table

A tabular representation of the possible outcomes or payoffs in a decision-making problem, against various decisions under different states of nature.