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Greeley [361]
3 years ago
7

An update anomaly can occur if A. an instance of the same data is stored in two or more places in the database. B. a data elemen

t is deleted and causes the loss of information about a different data element. C. a user incorrectly changes a value. D. a data element is left out of an update.
Computers and Technology
1 answer:
zalisa [80]3 years ago
5 0

Answer:

A. an instance of the same data is stored in two or more places in the database.

Explanation:

Giving that Update Anomalies usually occur when the designated user person in keeping records or record master stored a particular data in more than one in a database. This is what is called duplication of data and is termed an irregularity on the part of the record keeper.

Hence, the correct answer to the question is " A. an instance of the same data is stored in two or more places in the database."

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It is true that in the array implementation of a queue, the pop operation is most efficient if the front of the queue is fixed at index position. The correct option is a.

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