Which of the Following Is Not True About a NULL

question 11

Multiple Choice

Which of the following is not true about a NULL attribute?

• A)On insertion,entering the data for that field is optional.
• B)It is an important property of an attribute.
• C)It must have a default value specified.
• D)A primary key can't be NULL.

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Definitions:

Wound Healing

The biological process by which the body repairs and regenerates skin and tissue damage, proceeding through several distinct phases.

Bluish

A description of something that appears slightly blue in color, often indicating a lack of oxygenation in tissues, as seen in certain medical conditions.

Secondary Intention

Healing of a wound by granulation, contraction, and epithelialization after the wound edges have not been surgically closed.

Scar Tissue

Fibrous tissue that replaces normal tissue after an injury, often resulting in reduced functionality or flexibility in the affected area.