The Distributed-Queue, Dual Bus (DQDB) Protocol Is Intended for Use

question 12

Multiple Choice

The distributed-queue, dual bus (DQDB) protocol is intended for use with a dual-bus configuration, where each bus transports data in only one direction, and has been standardized by one of the IEEE committees as part of its ____ standards.

• A) token ring
• B) MAN
• C) LAN
• D) ISO

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Definitions:

Sample Mean

The mean of all data points within a sample, utilized to approximate the mean of the entire population.

After-Tax Profit

The net profit of a company after all taxes have been deducted from revenues.

Confidence Interval

A range of values, derived from sample statistics, that is likely to contain the value of an unknown population parameter with a certain level of confidence.

Population Standard Deviation

A measure of the dispersion or variability within a total population, quantifying how much the individual data points differ from the population mean.