Modification of Database Quiz Questions and Answers PDF - 149

MCQ 741: A delete request is expressed in much the same way as a/an

1. Value
2. Boolean function
3. Query
4. Retrieval

MCQ 742: The first extended relational-algebra operation is the

1. Extended Projection
2. Generalized Projection
3. Aggregation Projection
4. Embedded Projection

MCQ 743: In the embedded statement, SQL may construct query at runtime for the clause

1. Select
2. From
3. Where
4. Define

MCQ 744: Specialized users writes specialized database applications like computer-aided design systems and

1. Knowledge based systems
2. Systems with complex data types
3. Environment modelling systems
4. All of the Above

MCQ 745: The columns of the table correspond to the attributes of the

1. System
2. Type definition
3. Inconsistency constraints
4. Record type