IEEE 80211 Defines a Number of Services That Need to Be

question 23

Multiple Choice

IEEE 802.11 defines a number of services that need to be provided by wireless LAN to provide functionality.Which of the following is not one of these services?

• A)Association
• B)Reassociation
• C)Authentication
• D)Coordination

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Definitions:

Reduction

The act of making something smaller or less in amount, degree, or size.

Nondiversifiable Risk

The portion of an investment's risk that cannot be eliminated through diversification, often associated with market-wide risks.

Systematic Risk

The danger that affects the whole market or a part of the market, which cannot be reduced by diversifying investments.

Unique Risk

A risk that affects a very small number of assets, also known as unsystematic risk, specific risk, or idiosyncratic risk, and can be largely eliminated by diversification.