In Database Systems,the DBMS Enforces Rules About Which Data Can

question 99

Multiple Choice

In database systems,the DBMS enforces rules about which data can be written in certain columns.The rules are know as ________.

• A)data insertion control
• B)data modification control
• C)data reading control
• D)concurrency control
• E)referential integrity constraints

---

Definitions:

Gases

Substances that exist in a state that fills any container uniformly, without a definite shape or volume, such as oxygen or nitrogen.

Vapors

Gaseous forms of substances which are liquid or solid at room temperature, often produced by evaporation or sublimation.

Prime Mover

The initial mechanical source of motive power. In the context of a hydraulic circuit, the means used to drive the hydraulic pump would be properly the prime mover, although the term is sometimes used to describe the pump itself.

Hydraulic

Hydraulic systems use pressurized fluid to power devices or machinery, transferring energy through the controlled movement and pressure of a liquid, typically oil or water.