Which of the Following Constraints Cannot Be Added to an Existing

question 94

Multiple Choice

Which of the following constraints cannot be added to an existing table with the ADD clause of the ALTER TABLE command?​

• A) ​CHECK
• B) ​UNIQUE
• C) ​NOT NULL
• D) ​none of the above

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Definitions:

Intramuscular Injection

A method of administering medication deep into the muscles, allowing for faster absorption than subcutaneous injections.

Buccal Area

The region of the mouth that refers to the inner cheek tissues, important in dental health and medication delivery.

IV Infusion

The delivery of liquid substances directly into a vein via an intravenous line for therapeutic purposes.

Slow Drip

A method typically used in medical treatments where fluids, such as medication or nutrients, are administered intravenously into the body at a slow rate.