Which of the Following Is Used to Improve Performance in Frequently

question 71

Multiple Choice

Which of the following is used to improve performance in frequently used columns by maintaining a sort order but does not enforce constraints?

• A) surrogate key
• B) unique index
• C) artificial key
• D) nonunique index

---

Definitions:

Unemployment

The situation of being out of work and actively seeking employment.

Depression

A common and serious medical illness that negatively affects how you feel, the way you think, and how you act, leading to feelings of sadness and/or a loss of interest in activities.

Tertiary Intervention

Strategies or measures taken to manage and mitigate the long-term effects or complications of a condition or disease.

Secondary Intervention

Actions or strategies that aim to reduce the impact of a problem or disease that has already manifested.