Exam 70-764 topic 1 question 9 discussion

Actual exam question from Microsoft's 70-764

Question #: 9
Topic #: 1

Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
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A company has an on-premises Microsoft SQL Server environment and Microsoft Azure SQL Database instances. The environment hosts several customer databases.
One customer reports that their database is not responding as quickly as the service level agreements dictate. You observe that the database is fragmented.
You need to optimize query performance.
Solution: You run the DBCC CHECKDB command.
Does the solution meet the goal?

A. Yes
B. No

Show Suggested Answer

Suggested Answer: B 🗳️
DBCC CHECKDB only checks the logical and physical integrity of all the objects in the specified database. It does not update any indexes, and does not improve query performance.
References: https://docs.microsoft.com/en-us/sql/t-sql/database-console-commands/dbcc-checkdb-transact-sql

by TheSwedishGuy at Jan. 27, 2020, 10:21 a.m.

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Chandra111

4 years, 4 months ago

No. Database Integrity check is like health check. This is nothing to do with indexes.

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TheSwedishGuy

5 years, 5 months ago

DBCC CHECKDB has nothing to do with indexes.

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