Which of the Following Is Not True About Locks

question 42

Multiple Choice

Which of the following is not true about locks?

• A)Locks with large granularity are easier for the DBMS to administer.
• B)Locks with small granularity cause more conflicts.
• C)Locks with large granularity produce fewer details for the DBMS to track.
• D)Locks may have a table-level granularity.
• E)Locks may have a database-level granularity.

---

Definitions:

Contribution Margin

The amount by which sales revenue exceeds variable costs of production, indicating how much contributes to fixed costs and profits.

Marginal Cost

The cost incurred by producing one additional unit of a product or service, important for pricing and production decision-making.

Contribution Margin

The amount by which a product's sales revenue exceeds its variable costs, used to cover fixed costs and towards profit.

Marginal Cost

The additional cost incurred by producing one more unit of a product or service.