Solved MCQ of Database Management System (DBMS) Set - 5
1. The relational model is based on the concept that data is organized and stored in two-dimensional tables called ……………………….
A) Fields
B) Records
C) Relations
D) Keys
2. ……………….. contains information that defines valid values that are stored in a column or data type.
A) View
B) Rule
C) Index
D) Default
3. Which of the syntax is correct for insert statement?
i) insert into <table_name> values <list of values>
ii) insert into <table_name> (column list) values <list of values>
A) i-only
B) ii-only
C) Both of them
D) None of them
4. ………………. First proposed the process of normalization.
A) Edgar. W
B) Edgar F. Codd
C) Edward Stephen
D) Edward Codd
5. For using a specific database …………… command is used.
A) use database
B) database name use
C) Both A &B
D) None of them
6. Which of the following is not comparison operator?
A) <>
B) <
C) =<
D) >=
7. An outstanding functionality of SQL is its support for automatic ………… to the target data.
A) programming
B) functioning
C) navigation
D) notification
8. ………………… 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
9. ……………..specifies a search condition for a group or an aggregate.
A) GROUP BY Clause
B) HAVING Clause
C) FROM Clause
D) WHERE Clause
10. 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
Answers:
1. C) Relations2. C) Index
3. C) Both of them
4. B) Edgar F. Codd
5. A) use database
6. C) =<
7. C) navigation
8. B) Referential.....Constraints
9. B) HAVING Clause
10. D) Foreign Key
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