SOFTWARE TESTING
TESTING PRINCIPLES AND CONCEPTS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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In a database, duplication of data at several places is called? (Unit 15)
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Data Inconsistency
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Data Isolation
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Data Redundancy
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Atomicity Problem
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Explanation:
Detailed explanation-1: -The Duplication of Data in computer language is known as Data Redundancy. Data duplication is a widespread phenomenon and should be prevented at all costs as it takes up space in your computer and affects its performance. Data redundancy occurs when the same data or files are stored in two or more locations.
Detailed explanation-2: -Answer: Duplication of data is called data redundancy. Duplication of data should be checked always as data redundancy takes up the free space available in the computer memory.
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