To Specify the CustomerNum Field as the Primary Key for the Customer

question 28

Multiple Choice

To specify the CustomerNum field as the primary key for the Customer table, which clause should you use?

• A)PRIMARY KEY (CustomerNum)
• B)PRIMARY KEY (Customer, CustomerNum)
• C)KEY (CustomerNum)
• D)PRIMARY (CustomerNum)

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Definitions:

Dopamine

A neurotransmitter associated with the brain's reward and pleasure systems, as well as motor function and motivation.

Antidepressant Drugs

Medications used to treat various forms of depression and sometimes other conditions by balancing neurotransmitters in the brain to improve mood and affect.

Dopamine

A neurotransmitter involved in many functions, including reward, motivation, memory, attention, and even regulating some body movements.

Serotonin Synapses

The junctions between neurons where serotonin, a neurotransmitter involved in mood regulation, is transmitted.