_____ command can be used to modify a column in a table
Answer: A
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A weak entity has an ______ dependency on its owner entity, which can be used for both ON UPDATE and ON DELETE.
Answer: C
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The ____ operator joins two or more conditions and displays rows only if that rows data satisfies all conditions specified.
Answer: B
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If the closure of an attribute set is the entire relation then the attribute set is a
Answer: A
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Whenever two independent one-to-many relationships are mixed in the same relation, a __________ arises.
Answer: B
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Which of the following aggregate functions does not ignore nulls in its results?
Answer: B
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The part of a database management system which ensures that the data remains in a consistent state is
Answer: C
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______defines the structure of a relation which consists of a fixed set of attribute-domain pairs.
Answer: C
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Which normal form is considered adequate for normal relational database design?
Answer: D
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Which of the syntax is correct for insert statement?
i) insert into values
ii) insert into (column list) values
Answer: C
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