The Update Anomaly in File-Based Systems or Unnormalized Database Tables

question 40

Multiple Choice

The update anomaly in file-based systems or unnormalized database tables

• A) occurs because of data redundancy.
• B) restricts addition of new fields or attributes.
• C) results in records that cannot be updated.
• D) is usually easily detected by users.

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Definitions:

Precognition

The knowledge of an event before it happens, often considered as a type of extrasensory perception.

Telepathy

The alleged exchange of information between individuals without utilizing any established human senses or physical interaction.

Light Wave's Amplitude

The height of a light wave, which determines the brightness or intensity of the light.

Brightness

The perception of how light or luminous an object appears to the human eye, influenced by the object's illumination and reflective properties.