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Microsoft 070-764問題集

070-764

試験コード:070-764

試験名称:Administering a SQL Database Infrastructure

バージョン:V18.35

最近更新時間:2021-06-24

問題と解答:452 Q&As

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質問 1:
After you answer a question in this section, you will NOT be able to return to it As a result, these questions will not appear in the review screen.
You support an application that stores data in a Microsoft SQL Server database. You have a query that returns data for a report that users run frequently.
The query optimizer sometimes generates a poorly-performing plan for the query when certain parameters are used. You observe that this is due to the distribution of data within a specific table that the query uses.
You need to ensure that the query optimizer always uses the query plan that you prefer.
Solution: You create a plan guide for the query by using the desired query plan and the sp_create_plan_guide stored procedure.
Does the solution meet the goal?
A. Yes
B. No
正解:B
解説: (Pass4Test メンバーにのみ表示されます)

質問 2:
You have a database named DB1. You observe issues with indexes and other consistency issues.
You need to identify and repair all physical database problems while minimizing data loss and database downtime.
Which four Transact SQL statements should you use to develop the solution?

正解:

Explanation


質問 3:
You administer a Microsoft SQL Server 2016 database instance.
You plan to migrate the database to Windows Azure SQL Database.
You verify that all objects contained in the database are compatible with Windows Azure SQL Database.
You need to ensure that database users and required server logins are migrated to Windows Azure SQL Database.
What should you do?
A. Use the Copy Database wizard.
B. Back up the database from the local server and restore it to Windows Azure SQL Database.
C. Use SQL Server Management Studio to deploy the database to Windows Azure SQL Database.
D. Use the Database Transfer wizard.
正解:C

質問 4:
You manage a sales database that uses the full recovery model. You use the following backup schedule:

The date is April 15, 2018. A developer creates a transaction named modificationtest and runs the transaction at 9:20 AM.
You determine that the change implemented by the transaction must be undone. You immediately back up the database log to L:\Logbackup\Sales\taillog.bak using the NORECOVERY and INIT options. Then, you restore the full database backup from the previous night using the NORECOVERY option.
You need to recover as much data as possible without recovering the change implemented by the transaction.
How should you complete the Transact-SQL statement? To answer, select the appropriate Transact-SQL segments in the answer area.
NOTE: Each correct selection is worth one point.

正解:

Explanation


質問 5:
You are the database administrator for a Microsoft SQL Server instance. You develop an Extended Events package to look for events related to application performance.
You need to change the event session to include SQL Server errors that are greater than error severity 15.
Which five Transact-SQL segments should you use to develop the solution? To answer, move the appropriate Transact-SQL segments from the list of Transact-SQL segments to the answer area and arrange them in the correct order.

正解:

Explanation

Step 1: ALTER EVENT SESSION Contoso1 ON SERVER
Step 2: ADD EVENT ...
Step 3: (ACTION ...
Step 4: WHERE...
Step 5: ) GO
Example: To start an Extended Events sessions in order to trap SQL Server errors with severity greater than
10,just run the following script:
CREATE EVENT SESSION [error_trap] ON SERVER
ADD EVENT sqlserver.error_reported
(
ACTION
(package0.collect_system_time,package0.last_error,sqlserver.client_app_name,sqlserver.client_hostname,sqlserv sqlserver.plan_handle,sqlserver.query_hash,sqlserver.session_id,sqlserver.sql_text,sqlserver.tsql_frame,sqlserver WHERE ([severity]>10) ) ADD TARGET package0.event_file ( SET filename=N'D:\Program Files\Microsoft SQL Server\MSSQL11.MSSQLSERVER\MSSQL\XEvents\error_trap.xel' ) WITH ( STARTUP_STATE=OFF ) GO References:
http://sqlblog.com/blogs/davide_mauri/archive/2013/03/17/trapping-sql-server-errors-with-extended-events.aspx

質問 6:
Which feature should you enable and configure so session requests addressed to a specific instance can be allocated to different processor resources based on session request properties?
A. Resource Governor
B. Processor affinity
C. I/O affinity
D. Windows System Resource Manager
正解:B

質問 7:
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.
After you answer a question in this sections, you will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a database named DB1 that contains a table named Table1.
You need to audit all updates to Table1.
Solution: You convert Table1 to a system-versioned temporal table.
Does this meet the goal?
A. Yes
B. No
正解:B
解説: (Pass4Test メンバーにのみ表示されます)

質問 8:
Note: This question is part of a series of questions that use the same scenario. For your convenience, the scenario is repeated in each question. Each question presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series.
Start of repeated scenario.
You are a database administrator for a company that has on-premises Microsoft SQL Server environment.
There are two domains in separate forests. There are no trust relationships between the domains. The environment hosts several customer databases, and each customer uses a dedicated instance running SQL Server 2016 Standard edition. The customer environments are shown in the following table.

End of repeated scenario.
You need to monitor WingDB and gather information for troubleshooting issues.
Which two tools should you use? Each correct answer presents a complete solution.
A. sp_lock
B. Activity Monitor
C. sys.dm_tran_locks
D. sp_monitor
E. sys.dm_tran_active_snapshot_database_transactions
正解:A,B
解説: (Pass4Test メンバーにのみ表示されます)

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070-764 関連試験
070-764-Deutsch - Administering a SQL Database Infrastructure (070-764 Deutsch Version)
70-764J - Administering a SQL Database Infrastructure (70-764日本語版)
70-764-Deutsch - Administering a SQL Database Infrastructure (70-764 Deutsch Version)
070-764J - Administering a SQL Database Infrastructure (070-764日本語版)
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