When Incorrect Data Have Been Introduced,the Database Is Best Recovered

question 26

Multiple Choice

When incorrect data have been introduced,the database is best recovered by:

• A) backward recovery, if the error has been discovered soon enough.
• B) human intervention for only a few errors.
• C) restarting from the most recent checkpoint and processing subsequent transactions.
• D) all of the above.

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Definitions:

Automated Shaper

A machine that uses computer controls to cut and shape materials with precision, often used in manufacturing for consistent and efficient production.

Manufacturing Overhead

Costs associated with manufacturing a product that are not directly tied to the factory's operations.

Job-Order Costing

A cost accounting system that assigns manufacturing costs to an individual product or batches of products.

Predetermined Overhead Rate

A calculated rate used to charge manufacturing overhead costs to products, usually based on a fraction of planned or actual production volumes.