UML Diagrams Notes Questions with Answers PDF Download – Test 63

MCQ 311: The dynamic aspects related to a system are shown with the help of:

1. sequence diagrams
2. interaction diagrams
3. deployment diagrams
4. use case diagrams

MCQ 312: The extensions of relation that satisfy the constraint of functional dependency are considered as:

1. legal extensions
2. semantic extensions
3. state extension
4. relation extensions

MCQ 313: In relational calculus, the expression which does not guarantees finite number of tuples is classified as:

1. unsafe expression
2. safe expression
3. declarative expression
4. stable expression

MCQ 314: The command used in SQL which deletes the table definition as well as all the records available in the table is called:

1. DELETE command
2. DROP TABLE command
3. PRIMARY KEY command
4. SECONDARY KEY command

MCQ 315: The objects in database description is called:

1. concept construct
2. entity construct
3. schema construct
4. attribution construct