Which of the following is not a characteristic of a relational database model?
Answer: B
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______ keyword is used to find the number of values in a column.
Answer: C
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It is an abstraction through which relationships are treated as higher level entities
Answer: C
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____ First proposed the process of normalization.
Answer: C
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Dependency preservation is not guaranteed in
Answer: A
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In SQL the statement select * from R, S is equivalent to
Answer: B
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Checkpoints are a part of
Answer: A
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Relational Algebra is
Answer: C
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The transactions like adding an employee, enrolling a student in a course are examples of _______
Answer: A
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Maximum height of a B+ tree of order m with n key values is
Answer: D
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