When Implementing the Physical-Level Design,for Secondary Keys,you Must Ensure That

question 62

Multiple Choice

When implementing the physical-level design,for secondary keys,you must ensure that it is possible to retrieve data rapidly on the basis of a value of the ____ key.​

• A) ​primary
• B) ​secondary
• C) ​alternate
• D) ​foreign

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Definitions:

Type I Error

The mistake of rejecting the null hypothesis when it is actually true, often referred to as a "false positive."

Innocent Person

An individual who has not committed the crime or offense they are accused of.

Criminal Trial

A legal proceeding in which a person accused of committing a crime is tried in a court, judged, and then sentenced if found guilty.

Error Probability

The likelihood of making an incorrect decision or inference in a statistical test.