Database Systems Practice Test 109

Relational Databases Quiz Questions and Answers PDF - 109

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Relational Databases Questions and Answers PDF Download: Quiz 109

MCQ 541: The DDL statement updates the

Data file
Data Record
Data dictionary
Data Flow

MCQ 542: If any of the foreign-key columns is null, the tuple is defined automatically to satisfy the

Integrity
Constraint
Atomicity
Isolation

MCQ 543: When we define a view, the database system stores the

Definition of view
Structure of view
Domain of view
Declaration of view

MCQ 544: The level of abstraction that describes how the data is actually stored, is known as

Virtual level
Logical level
View level
Physical level

MCQ 545: The SQL comparison <> all is identical to the operator

In
As
Not IN
Not As

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