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If a piece of data is stored in two places in the database, then

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If a piece of data is stored in two places in the database, then

(a) Storage space is wasted

(b) Changing the data in one spot will cause data inconsistency

(c) In can be more easily accessed

(d) Storage space is wasted & Changing the data in one spot will cause data inconsistency

This question was posed to me in an online quiz.

My query is from Organization of Records in Files in chapter Storage and File Structures of Database Management

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The correct choice is (d) Storage space is wasted & Changing the data in one spot will cause data inconsistency

For explanation: The database is always consistent and so there is no duplication.

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