Which of the Following Is True About Making Changes to the Database

question 56

Multiple Choice

Which of the following is true about making changes to the database structure?

• A)The DBA need not get input from users on the issue because it is a technical decision.
• B)Formal policies and procedures for requesting a change are not used because they are too limiting.
• C)Documentation of when the change was made,how it was made,and why it was made must be created.
• D)Changes do not produce unexpected results because the DBA will have investigated the change thoroughly before implementing it.
• E)If the database is properly designed,changes should not be necessary throughout the system's lifetime.

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Definitions:

Phototropism

The orientation of a plant or other organism in response to light, typically toward the source of light.

Plant Hormone

A chemical substance produced in plants that is transported to various parts of the plant to regulate growth, development, and responses to environmental stimuli.

Receptor Kinase

A type of enzyme receptor on the cell surface that is activated by the binding of a ligand and transfers a phosphate group from ATP to specific substrates, often triggering a signaling pathway.

Plasma Membrane

The semipermeable membrane surrounding the cytoplasm of a cell, responsible for controlling the movement of substances in and out of the cell.