[Exact] 70-469 Microsoft download 21-30 (Dec 2021)

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Q21. You have a SQL Server 2012 instance. 

You plan to create an application that uses spatial data. 

You need to create an object that will support the representation of the surface area of all the oceans. 

Which code segment should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:


Q22. You are the administrator for a SQL Server 2014 instance that stores the data for an online transaction processing sales system. 

The company takes full backups every week; differential backups on the days with no full backups; and hourly transaction backups. These backups are stored on a backup server in the company's data center. 

Every week, the company places the full backup on a tape and sends it to a third-party backup storage system. 

The company is worried that a disaster might occur that could destroy their computer center and cause them to lose orders. 

You need to determine the best method for providing the smallest amount of data loss and downtime without leasing or purchasing additional physical locations. 

What should you do? More than one answer choice may achieve the goal. Select the BEST answer. 

A. Set up SQL Server Always On with a SQL Azure database as a replica. 

B. Set up SQL Server Always On by using a SQL Server on a Windows Azure Virtual Machine. 

C. Put the differential backup on tape and send it to the third-party backup storage system. 

D. Use the Microsoft SQL Server Backup to Microsoft Windows Azure Tool to direct all backups to a different geographical location. 

Answer:


Q23. You need to implement a solution that meets the data recovery requirements. You update each stored procedure to accept a parameter named @transactionID. What should you add next to the beginning of each stored procedure? 

A. SAVE TRANSACTION WITH MARK @transactionID 

B. ROLLBACK DISTRIBUTED TRANSACTION @transactionID 

C. BEGIN TRANSACTION WITH MARK @transactionID 

D. COMMIT TRANSACTION @transactionID 

Answer:


Q24. You need to modify InsertInvoice to comply with the application requirements. Which code segment should you execute? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer:


Q25. You need to encapsulate a T-SQL script into a reusable user-defined object. 

The object must meet the following requirements: 

. Permit insertions into a table variable. 

. Support structured exception handling. 

. Prevent changes to the definition of referenced objects. 

. Support the use of the APPLY operator on the output of the object. 

Which type of object should you use? 

A. An inline table-valued function 

B. A stored procedure 

C. A scalar user-defined function 

D. A multi-statement table-valued function 

Answer:


Q26. You need to implement changes to the system to reduce contention and improve performance of the SalesOrderDetail table. 

Which three actions should you perform? Each correct answer presents part of the solution. Choose three. 

A. Use (SNAPSHOT] hints in the report queries 

B. ALTER DATABASE [ProdDB] SET READ_COMMITTED_SNAPSHOT ON 

C. ALTER DATABASE [ProdDB] SET READ_COMMITTED_SNAPSHOT OFF 

D. SET TRANSACTION ISOLATION LEVEL SNAPSHOT 

E. Use (TABLOCK) hints in the report queries 

F. SET TRANSACTION ISOLATION LEVEL SERIALIZABLE 

G. ALTER DATABASE [ProdDB] SET ALLOW.SNAPSHOT ISOLATION ON 

H. Use (SNAPSHOT] hints in the update statements 

Answer: ABF 


Q27. You need to modify the stored procedure usp_LookupConcurrentUsers. 

What should you do? 

A. Add a clustered index to the summary table. 

B. Add a nonclustered index to the summary table. 

C. Add a clustered columnstore index to the summary table. 

D. Use a table variable instead of the summary table. 

Answer:


Q28. 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:


Q29. You have a Microsoft SQL Azure database that contains a table named Employees. 

You create a non-clustered index named EmployeeName on the name column. 

You write the following query to retrieve all of the employees that have a name that starts with the letters JOH: 

You discover that the query performs a table scan. 

You need to ensure that the query uses EmployeeName. 

What should you do? 

A. Recreate EmployeeName as a unique index 

B. Recreate EmployeeName as a clustered index 

C. Replace LEFT(name,3) = 'JOH' by using name like 'JOH%' 

D. Replace LEFT(name,3) = 'JOH' by using substring(name, 1, 3) = 'JOH' 

Answer:


Q30. You are creating a table named Orders. 

You need to ensure that every time a new row is added to the Orders table, a user-defined function is called to validate the row before the row is added to the table. 

What should you use? 

More than one answer choice may achieve the goal. Select the BEST answer. 

A. A data manipulation language (DML) trigger 

B. A DEFAULT constraint 

C. A Data Definition Language (DDL) trigger 

D. A CHECK constraint 

E. A FOREIGN KEY constraint 

Answer: