Database Systems Practice Test 198

Relational Query Languages MCQ (Multiple Choice Questions) PDF - 198

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Relational Query Languages Questions and Answers PDF Download: Quiz 198

MCQ 986: The type of query in which user describes the desired information without giving a specific procedure for obtaining that information, is known to be

A) Procedural language

B) Nonprocedural language

C) Programming language

D) Query program

MCQ 987: Application programs of the database system does

A) Manipulation

B) Insertion

C) Deletion

D) Updation

MCQ 988: SQL queries are invoked from the

A) Query itself

B) Host language

C) System language

D) SQL

MCQ 989: It is useful to state a condition that applies to groups rather than to

A) Attributes

B) Tuples

C) Relations

D) Instances

MCQ 990: SQL expresses a deletion operation as

A) delete about r

B) delete from r

C) delete only r

D) delete AS r

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