SQL Server Advanced Performance Tuning – Expert-Level Quiz

SQL Server Advanced Performance Tuning - Expert-Level Quiz

Are you ready to push your SQL Server skills to the limit? This expert-level quiz is designed to challenge even the most seasoned SQL Server professionals. Test your advanced performance tuning skills, from optimizing queries and indexes to managing server resources and troubleshooting performance bottlenecks. Let’s see if you have what it takes to be an SQL Server advanced performance tuning expert.

1 / 20

What is the purpose of the MAXDOP option in SQL Server?

To maximize the database performance

To limit the number of processors used for parallel plan execution

To maximize the disk usage

To limit the database size

2 / 20

What is the purpose of the DBCC CHECKTABLE command?

None of the above

To check the integrity of the database

To check the integrity of the buffer

To check the integrity of a table or indexed view

3 / 20

Which of the following is a vaild syntax?

SET SHOWPLAN { ON | OFF }

None of the above

SET SHOWPLAN_XML { ON | OFF }

SET SHOW_XML { ON | OFF }

4 / 20

One of the following locks is incompatible with all lock modes.

Schema modification

Schema stability

Bulk update

Intent exclusive (IX)

5 / 20

The maximum size for all caches is based on what size?

SSD

RAM

Buffer pool

Hard disk

6 / 20

Which of the following displays the profile information for a statement?

SET STATISTICS

SET STATISTICS PROFILE

SET DISPLAY PROFILE

SET STATS PROFILE

7 / 20

What is the basic difference between COMMIT and COMMIT WORK?

COMMIT TRANSACTION accepts a user-defined function

COMMIT TRANSACTION accepts a user-defined transaction name

COMMIT WORK accepts a user-defined stored procedure

COMMIT WORK accepts a user-defined transaction name

8 / 20

Which SQL Server feature allows you to tune the performance of your database automatically?

Automatic Tuning

SQL Server Agent

SQL Server Profiler

SQL Server Configuration Manager

9 / 20

Which of the following marks the end of a successful implicit or explicit transaction?

COMMIT WORK

SUCCESSFUL TRANSACTION

COMMIT TRANSACTION

ROLLBACK TRANSACTION

10 / 20

Which DMV can be used to monitor the performance of the buffer pool?

sys.dm_os_buffer_descriptors

sys.dm_os_buffer_stats

sys.dm_os_buffer_pool

sys.dm_os_buffer_cache

11 / 20

Which SQL Server feature allows you to compress data to save storage space?

SQL Server Agent

SQL Server Profiler

SQL Server Configuration Manager

Data Compression

12 / 20

Which of the following is how a statement can be physically executed?

All of the above

query plan

execution plan

query execution plan

13 / 20

Which design strategy can reduce the occurrence of blocking locks?

Use non-clustered indexes on high-usage tables

Use clustered indexes on high-usage tables

Use clustered indexes on less-usage tables

Make sure that CREATE and DROP statements use an existing index

14 / 20

Which mode has an exclusive range and exclusive resource lock?

RangeI_N

RangeX_X

RangeS_S

RangeS_U

15 / 20

What is the purpose of the DBCC INDEXDEFRAG command?

To defragment the procedure cache

To defragment the buffer pool

To defragment indexes on a table or view

To defragment the database

16 / 20

What is the purpose of the DBCC SQLPERF command?

To provide disk usage statistics

To provide CPU usage statistics

To provide transaction log space usage statistics

To provide memory usage statistics

17 / 20

Which of the following conditions will ignore the request to enable delayed durability?

DELAYED_DURABILITY = 0

DELAYED_DURABILITY = NULL

DELAYED_DURABILITY = FORCED

DELAYED_DURABILITY = IGNORED

18 / 20

The document containing the XML schema for the XML output by SET STATISTICS XML is located where?

None of the above

Microsoft SQL Server100ToolsBinnschemassqlserver20047showplanshowplanxml.xsl

Microsoft SQL Server100ToolsBinnschemassqlserver20047showplanshowplanxml.xsd

Microsoft SQL Server100ToolsBinnschemassqlserver20047showplanshowplanxml.xml

19 / 20

Which of the following statements is correct?

SET SHOWPLAN_TEXT causes Microsoft SQL Server to execute Transact-SQL statements

All of the above

The setting of SET SHOWPLAN_XML is set at execute or run time and not at parse time

The setting of SET SHOWPLAN_ALL is set at execute or run time and not at parse time

20 / 20

Which SQL Server feature helps in identifying missing indexes?

SQL Server Profiler

SQL Server Agent

SQL Server Configuration Manager

Database Engine Tuning Advisor

Your score is

The average score is 15%

Do you think you’ve mastered SQL Server’s nuances? Now is the time to distinguish yourself as a true SQL Server advanced performance tuning virtuoso with this expert-level quiz.

In SQL Server, performance tuning is akin to wielding a finely tuned instrument in data management. It involves the art and science of optimizing the performance of your SQL Server databases. This is done by fine-tuning various elements such as queries, indexes, configuration settings, and more.

Your mastery will enhance the efficiency and speed of database operations and elevate your expertise as an SQL Server professional.

Good luck!