Java Database Connectivity (JDBC) Trivia Questions and Answers PDF Download eBook p. 125
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Java Database Connectivity (JDBC) Questions and Answers PDF Download eBook
MCQ: The return value of the next method is a/an
- Integer value
- String value
- Comparison value
- Boolean value
D
MCQ: As an example to find the set of all courses taught in the Fall 2009 but not in Spring 2010, the operation to be used is
- The Union Operation
- The Intersection all Operation
- The Intersection Operation
- The Except Operation
D
MCQ: Functions that take a collection of values as input and return a single value, is known to be as
- Comparative function
- Aggregate function
- Derivate function
- Induced function
B
MCQ: Null values present special problems in
- Relational operations
- Comparative operations
- Set operations
- All of the Above
D
MCQ: The specification that prohibits the insertion of a null value for the attribute, is called
- Like Null value
- Null value
- Not Null value
- AS Null value
C