Database Systems Competitive Exam MCQs – Mock Test 235

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Database Languages MCQs – Mock Test 235 PDF Download

MCQ 1171: When a referential-integrity constraint is violated, the normal procedure is to:

Accept
Execute
Resolve
Reject

MCQ 1172: The command "Delete from student" would delete from the student relation's:

All attributes
Few attributes
All tuples
Few tuples

MCQ 1173: Deadlock recovery is possible by using the scheme(s):

Deadlock recovery
Deadlock detection
Deadlock elimination
Both A and B

MCQ 1174: The query language type that uses predicate logic to define the result desired, without any specific procedure, is said to be:

Domain relational calculus
Relational calculus
Domain relational algebra
Relational algebra

MCQ 1175: The positional notation of attributes are also applied over the:

Relations
Tuples
Instances
Results

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