Sunday, July 28, 2013

SQL Server MCQ Test – 3


Que.1. In which database state, the database is in single-user mode and may be repaired or restored.

A:        OFFLINE
B:        SUSPECT
C:        EMERGENCY
D:        All choices are correct.

Right Answer: C

Que.2. _____________ can be used to connect to as many databases on as many servers

A:        Microsoft Management Console
B:        Enterprise Manager
C:        SQL Manager
D:        Both a and c above

Right Answer: B

Que.3. CREATE DATABASE has how many mandatory parameters?

A:        1
B:        2
C:        3
D:        None

Right Answer: A

Que.4. How many Primary key constraints can be included in a table definition?

A:        One
B:        Two

Right Answer: A

Que.5. Default is a type of constraint although it does not really enforce anything

A:        Yes
B:        No

Right Answer: A

Que.6. What is the difference between adhoc queries from stored procedures?

A:        Adhoc queries are placed embedded in the business logic code
B:        Stored procedures are placed embedded in the business logic code
C:        There is no difference as both are fired on the databases
D:        None of the above

Right Answer: A

Que.7. Which statement is used to delete all rows in a table without having the action logged?

A:        Drop table statement
B:        Delete table statement
C:        Truncate table statement

Right Answer: C

Que.8. Which of the following databases are created on installing SQL server?

A:        master
B:        msdb
C:        pub
D:        Both a and b above

Right Answer: D

Que.9. The SQL Query Analyzer is the main interface for running SQL queries against your database

A:        True
B:        False

Right Answer: A

Que.10. Tools for importing and exporting data in sql server

A:        bcp command utility
B:        BULK inserts statement
C:        DTS
D:        All choices are correct.

Right Answer: D

Que.11. Choose the incorrect option about the sql server index

A:        Two types of indexes - clustered indexes and non-clustered indexes
B:        Both types use B-TREE for searching data
C:        Only one clustered index on a table
D:        More than one clustered index on a table

Right Answer: D

Que.12. Can a clustered index also be a unique index?

A:        Yes
B:        No

Right Answer: A

Que.13. Is a composite index key always part of a covering index?

A:        Yes
B:        No

Right Answer: B

Que.14. Which type of integrity preserves the defined relationship between tables when records are entered or deleted?

A:        Entity integrity
B:        Domain integrity
C:        Referential integrity
D:        User-defined integrity

Right Answer: C

Que.15. Which of the following is not correct for DELETE and TRUNCATE?

A:        DELETE table can be rolled back
B:        TRUNCATE table cannot have triggers
C:        TRUNCATE table can have criteria
D:        DELETE table can have criteria

Right Answer: C

Que.16. By default "FILLFACTOR" value is

A:        Zero
B:        One
C:        Two
D:        Five

Right Answer: A

Que.17. Which of the following DBCC command is used to see when was the last time the index rebuild?

A:        DBCC SHOW_STATISTICS
B:        DBCC SHOWCONFIG
C:        DBCC DBREINDEX

Right Answer: A

Que.18. Which operation, when performed on a database can throw an error
"The database could not be exclusively locked to perform the operation"

A:        DELETE database
B:        DROP database
C:        Rename database
D:        DISABLE database

Right Answer: C

Que.19. A candidate key cannot be regarded as a possible primary key

A:        True
B:        False

Right Answer: B

Que.20. The ______________ database is a system database which is used as a template whenever a new database is created.

A:        pubs
B:        tempdb
C:        model
D:        master

Right Answer: C

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