A(n)________ Is One Field or a Combination of Fields for Which

question 93

Multiple Choice

A(n) ________ is one field or a combination of fields for which more than one row may have the same combination of values.

• A)Index
• B)Primary key
• C)Secondary key
• D)Pointer

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Definitions:

Number of Events

The total count of occurrences or actions within a specified context or timeframe.

Poisson Parameter

A parameter of the Poisson distribution that represents the average number of occurrences of an event in a fixed interval of time or space.

Mean Number

The arithmetic average of a set of values, calculated by dividing the sum of all values by the number of values.

Poisson Probability

The probability of a given number of events happening in a fixed interval of time or space when these events occur with a known constant mean rate and independently of the time since the last event.