A database design may be based on existing data.
Answer: A
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In E-R diagram generalization is represented by
Answer: D
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The following are functions of a DBMS except ________ .
Answer: A
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Cross Product is a:
Answer: C
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In __________ data can be stored in structured manner.
Answer: C
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What is a relationship called when it is maintained between two entities?
Answer: B
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Database applications are seldom intended for use by a single user.
Answer: B
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Consider the join of a relation R with relation S. If R has m tuples and S has n tuples, then the maximum size of join is:
Answer: A
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Which of the following is another name for weak entity?
Answer: A
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The database environment has all of the following components except:
Answer: B
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