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Chapter 11: Database Management System Exam Tests

Database Management System MCQs - Chapter 11

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MCQ 11: The branch of calculus which is based on mathematical logic is classified as

A) universal calculus
B) predicate calculus
C) indicate calculus
D) local calculus

MCQ 12: In a query tree, the operations of relational algebra are classified as

A) internal nodes
B) external nodes
C) theta nodes
D) entity nodes

MCQ 13: The operation which is used to take union of tuples from the relations that are not union compatible is classified as

A) FULL UNION operation
B) JOIN UNION operation
C) OUTER UNION operation
D) INNER UNION operation

MCQ 14: If matching tuples are not found, the kind of OUTER JOIN operation which keeps all the tuples of first and second relation is classified as

A) LEFT OUTER JOIN
B) FULL OUTER JOIN
C) HALF OUTER JOIN
D) DOWNWARD JOIN

MCQ 15: The operations which are used to enhance the power of expression of relational algebra includes

A) generalized projection
B) recursive closure operations
C) outer JOIN operations
D) all of above

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Relational Algebra & Calculus App (Android & iOS)

Relational Algebra & Calculus App (Android & iOS)

Database Management System App (Android & iOS)

Database Management System App (Android & iOS)

Computer Basics App (Android & iOS)

Computer Basics App (Android & iOS)

DBMS App (Android & iOS)

DBMS App (Android & iOS)