A table joined with itself is called
Answer: B
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Which of the following products was an early implementation of the relational model developed by E.F. Codd of IBM?
Answer: B
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A data dictionary is a special file that contains:
Answer: D
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Which database level is closest to the users?
Answer: A
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Which one of the following is not true for a view:
Answer: C
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The DBMS ranked as being the "easiest to use" in the text is Oracle Corporation's Oracle.
Answer: B
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Which of the following are the properties of entities?
Answer: C
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Structured Query Language (SQL) is an internationally recognized standard language that is understood by all commercial database management system products.
Answer: A
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In E-R Diagram relationship type is represented by
Answer: D
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The DBMS that is most difficult to use is ________ .
Answer: D
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