70-469 Exam
70-469 training materials（81 to 90） for consumer: Jan 2021 Edition
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2021 Jan 70-469 practice exam
Q81. You have a Microsoft SQL Azure database named DBAzure1.
You create a table in DBAzure1 by using the following script:
You need to recommend a solution to ensure that each combination of CustomerContact and CustomerDetails is not duplicated.
What should you recommend creating?
A. A CHECK constraint
B. A filtered index
C. A columnstore index
D. A UNIQUE constraint
Answer: D
Q82. Your network contains a server that has SQL Server 2014 installed. You create a table by using the following script:
You need to recommend a solution to ensure that each combination of ProductName and ProductManufacturer is not duplicated.
What should you recommend creating?
A. A UNIQUE constraint
B. A filtered index
C. A columnstore index
D. A CHECK constraint
Answer: A
Q83. You deploy a SQL Server instance named SQLProd that uses SQL Server 2014.
You need to recommend a solution to monitor the transactions that are running currently against SQLProd. The solution must minimize the amount of custom code required.
What should you recommend?
A. Statistics
B. A dynamic management view
C. A trigger
D. User-defined views
Answer: B
Q84. You are troubleshooting an application that runs a query. The application frequently causes deadlocks.
You need to identify which transaction causes the deadlock.
What should you do?
More than one answer choice may achieve the goal. Select the BEST answer.
A. Query the sys.dm_exec_sessions dynamic management view.
B. Query the sys.dm_exec_requests dynamic management view.
C. Create a trace in SQL Server Profiler that contains the Deadlock graph event
D. Create an extended events session to capture deadlock information.
Answer: D
Q85. You have a SQL Azure database.
You need to identify which keyword must be used to create a view that will be indexed.
Which keyword should you identify?
A. SCHEMABINDING
B. VIEW_METADATA
C. DISTINCT
D. DEFAULT
Answer: A
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Q86. You are designing a monitoring application for a new SQL Server 2014 instance.
You need to recommend a solution to generate a report that displays the 10 most frequent wait types that occur for the instance.
What should you include in the recommendation?
More than one answer choice may achieve the goal. Select the BEST answer.
A. The SQL Server error log
B. The sys.dm_os_wait_stats dynamic management view
C. The DBCC SQLPERF(WAITSTATS) command
D. SQL Server Profiler
Answer: B
Q87. Your network contains an Active Directory domain that has two groups named Group1 and
Group2.
The domain contains two SQL Server instances named SQLDev and SQLProd. Each SQL Server instance has access to various storage media.
The SQL Server instances have a database that contains a table named Table1.
Table1 contains a column named Column1. The value for Column1 can be either Value1 or Value2.
You need to recommend a solution to ensure that users in Group1 can retrieve only rows from Column1 that contain the value of Value1.
What should you recommend?
A. A dynamic management view
B. Filegroups
C. Snapshot isolation
D. User-defined views
Answer: D
Q88. You have a SQL Server 2012 instance that hosts a single-user database.
The database does not contain user-created stored procedures or user-created functions.
You need to minimize the amount of memory used for query plan caching.
Which advanced server option should you modify?
A. Scan for Startup Procs
B. Enable Contained Databases
C. Optimize for Ad hoc Workloads
D. Allow Triggers to Fire Others
Answer: C
Q89. You have a SQL Server 2014 database named DB1.
You plan to import a large number of records from a SQL Azure database to DB1.
You need to recommend a solution to minimize the amount of space used in the transaction log during the import operation.
What should you include in the recommendation?
A. The bulk-logged recovery model
B. The full recovery model
C. A new partitioned table
D. A new log file
E. A new file group
Answer: A
Q90. You need to modify usp_SelectEmployeesByName to support server-side paging. The solution must minimize the amount of development effort required.
What should you add to usp_SelectEmployeesByName?
A. A table variable
B. The ROWNUMBER keyword
C. An OFFSET-FETCH clause
D. A recursive common table expression
Answer: C