IBPS SO IT Officer Professional Knowledge – DBMS – 11

Hello and welcome to exampundit. Here is a set of IBPS Specialist Officer IT Officer Professional Knowledge Test on Database Management System.

IBPS SO IT Officer Professional Knowledge

 

 

1. Which forms are based on the concept of functional dependency
A) 1NF
B) 2NF
C) 3NF
D) 4NF

Answer

Option: C

 

2. Which one is based on multi-valued dependency:
A) First
B) Second
C) Third
D) Fourth

Answer

Option: D

 

3. The DBMS utility, ____________ allows to reconstruct the correct state of database from the backup and history of transactions.
A) Backup
B) Recovery
C) Monitoring
D) Data loading

Answer

Option: B

 

4. In the ……….. normal form, a composite attribute is converted to individual attributes.
A) First
B) Second
C) Third
D) Fourth

Answer

Option: A

 

5. In RDBMS, Data is presented as a collection of …………
A) Table
B) Attributes
C) Relations
D) Entities

Answer

Option: C

 

6. A ……………… normal form, normalization will be needed where all attributes in a relation are not functionally dependent only on the key attribute.
A) First
B) Second
C) Third
D) Fourth

Answer

Option: C

 

7. To select all column from the table the syntax is:
A) Select all from table_name
B) Select * from table_name
C) Select from table_name
D) None of the above

Answer

Option: B

 

8. If an attribute of a composite key is dependent on an attribute of the other composite key, normalization called ……………. is needed.
A) DKNF
B) BCNF
C) Fourth
D) Third

Answer

Option: B

 

9. Identify the criteria for designing database from the point of view of user
A) No redundancy
B) No inapplicable attributes
C) Uniformity in naming & definitions of the data items
D) All of the above

Answer

Option: D

 

10. The ………… operator preserves unmatched rows of the relations being joined.
A) Inner join
B) Outer join
C) Union
D) Union join

Answer

Option: B

 

11. Which of the syntax is correct for insert statement?
i) insert into values ii) insert into (column list) values A) i-only
B) ii-only
C) Both of them
D) None of them

Answer

Option: C

 

12. PJNF stands form:
A) Practically –join normal form
B) Project –join normal form
C) Pages –join normal form
D) programming –join normal form

Answer

Option: B

 

Regards

Team EP

 

 

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