Database Management System MCQ Set 2

1. Which of the following is not comparison operator?

A) <>
B) <
C) =<
D) >=


2. An outstanding functionality of SQL is its support for automatic ………… to the target data.

A) programming
B) functioning
C) navigation
D) notification


3. ………………… is a special type of integrity constraint that relates two relations & maintains consistency across the relations.

A) Entity Integrity Constraints
B) Referential Integrity Constraints
C) Domain Integrity Constraints
D) Domain Constraints
E) Key Constraints


4. ……………..specifies a search condition for a group or an aggregate.

A) GROUP BY Clause
B) HAVING Clause
C) FROM Clause
D) WHERE Clause


5. Drop Table cannot be used to drop a table referenced by a …………… constraint.

A) Local Key
B) Primary Key
C) Composite Key
D) Foreign Key

6. Which of the following is not the function of client?

A) Compile queries
B) Query optimization
C) Receive queries
D) Result formatting and presentation


7. ............. is a special type of stored procedure that is automatically invoked whenever the data in the table is modified.

A) Procedure
B) Trigger
C) Curser
D) None of the above


8. ................. requires that data should be made available to only authorized users.

A) Data integrity
B) Privacy
C) Security
D) None of the above


9. Some of the utilities of DBMS are .............
i) Loading          ii) Backup               iii) File organization          iv) Process Organization

A) i, ii, and iv only
B) i, ii and iii only
C) ii, iii and iv only
D) All i, ii, iii, and iv


10. ................. allows individual row operation to be performed on a given result set or on the generated by a selected by a selected statement.

A) Procedure
B) Trigger
C) Curser
D) None of above

Answers

1.c

2.c

3.b

4.b

5.d

6.b

7.b

8.c

9.b

10.c