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    Question

    The search key used in Index file is also used to

    physically order the database and search key is the primary key  or candidate key of the database. This holds true for which index?
    A Primary Index Correct Answer Incorrect Answer
    B Clustering Index Correct Answer Incorrect Answer
    C Secondary index Correct Answer Incorrect Answer
    D Both 1 and 3 Correct Answer Incorrect Answer
    E Both 2 and 3 Correct Answer Incorrect Answer

    Solution

    The correct answer is A

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