Which of the Following Is True in a Relational Database

question 92

Multiple Choice

Which of the following is true in a relational database?

• A) Each row and each column has a primary key.
• B) Each row has a unique name and each column has a primary key.
• C) Each row has a primary key and each column has a unique name.
• D) Each row and each column has a unique name.

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Definitions:

Ulterior Transactions

In transactional analysis, refers to communication exchanges that have a hidden psychological message, differing from the overt social message sent.

Psychological Payoff

The benefit, often unconscious, that individuals derive from maintaining certain behaviors or psychological states.

Transactional Analysis

A psychoanalytic theory and method of therapy wherein social transactions are analyzed to determine the ego state of the communicator as a basis for understanding behavior.

Transaction

An instance of buying or selling something; in psychology, it can also refer to an interaction or exchange between people.