A Primary Key Used in a Database Is a ________

question 58

Multiple Choice

A primary key used in a database is a ________.

• A) group of rows that are formed to identify a unique table or file
• B) column or group of columns that identifies a unique row in a table
• C) character or byte that represents fields or columns
• D) group of tables or files formed to identify a unique field or row

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Definitions:

Personal Space

The physical distance individuals prefer to maintain between themselves and others to feel comfortable and secure.

Missing Information Trap

A decision-making pitfall where individuals overlook crucial data, often because they are focusing too narrowly on available information.

Drinking Water

Water that is safe and suitable for human consumption.

Storage Tank

A large container used for storing liquids, gases, or other substances.