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2021 Jan 70-462 practice question

Q51. You administer a Microsoft SQL Server 2012 database. 

Users report that a billing application becomes unresponsive during busy times of the day. 

While investigating, you notice large number of processes taking or waiting for table locks. 

You suspect that SQL Server is assigning stronger locks to queries. 

You start a SQL Profiler trace. 

Which event should you select? 

A. Deadlock graph 

B. Lock: Escalation 

C. Lock: Timeout 

D. Lock: Deadlock 

Answer: C 


Q52. You use Microsoft SQL Server 2012 to write code for a transaction that contains several statements. 

There is high contention between readers and writers on several tables used by your transaction. You need to minimize the use of the tempdb space. 

You also need to prevent reading queries from blocking writing queries. 

Which isolation level should you use? 

A. SERIALIZABLE 

B. SNAPSHOT 

C. READ COMMITTED SNAPSHOT 

D. REPEATABLE READ 

Answer: C 


Q53. You are migrating a database named Orders to a new server that runs Microsoft SQL Server 2012. 

You attempt to add the [Corpnet\User1] login to the database. However, you receive the following error message: 

"User already exists in current database." 

You need to configure the [Corpnet\User1] login to be able to access the Orders database and retain the original permissions. You need to achieve this goal by using the minimum required permissions. 

Which Transact-SQL statement should you use? 

A. DROP USER [User1]; 

CREATE USER [Corpnet\User1] FOR LOGIN [Corpnet\User1]; 

ALTER ROLE [db_owner] ADD MEM3ER [Corpnet\User1]; 

B. ALTER SERVER RCLS Isysadmin] ADD MEMBER [Corpnet\User1]; 

C. ALTER USER [Corpnet\User1] WITH LOGIN [Corpnet\User1]; 

D. ALTER ROLE [db owner] ADD MEMBBR [Corpnet\User1]; 

Answer: C 


Q54. You plan to install Microsoft SQL Server 2012 for a web hosting company. 

The company plans to host multiple web sites, each supported by a SQL Server database. 

You need to select an edition of SQL Server that features backup compression of databases, basic data integration features, and low total cost of ownership. 

Which edition should you choose? 

A. Express Edition with Tools 

B. Standard Edition 

C. Web Edition 

D. Express Edition with Advanced Services 

Answer: B 


Q55. You develop a database for a travel application. 

You need to design tables and other database objects. 

You create a stored procedure. 

You need to supply the stored procedure with multiple event names and their dates as parameters. 

What should you do? 

A. Use the CAST function. 

B. Use the DATE data type. 

C. Use the FORMAT function. 

D. Use an appropriate collation. 

E. Use a user-defined table type. 

F. Use the VARBINARY data type. 

G. Use the DATETIME data type. 

H. Use the DATETIME2 data type. 

I. Use the DATETIMEOFFSET data type. 

J. Use the TODATETIMEOFFSET function. 

Answer: E


Replace 70-462 free exam questions:

Q56. You administer a Microsoft SQL Server 2012. 

A process that normally runs in less than 10 seconds has been running for more than an hour. 

You examine the application log and discover that the process is using session ID 60. 

You need to find out whether the process is being blocked. 

Which Transact-SQL statement should you use? 

A. EXEC sp_who 60 

B. SELECT * FROM sys.dm_exec_sessions WHERE sessionjd = 60 

C. EXEC sp_helpdb 60 

D. DBCC INPUTBUFFER (60) 

Answer: A 


Q57. You administer a Microsoft SQL Server 2012 database. 

You create an availability group named haContosoDbs. Your primary replica is available at Server01\Contoso01. You need to configure the availability group to have the highest availability. You also need to ensure that no data is lost. Which Transact-SQL statement should you use? 

A. Option A 

B. Option B 

C. Option C 

D. Option D 

Answer: C 


Q58. You administer a Microsoft SQL Server database named Sales. The database is 3 terabytes in size. 

The Sales database is configured as shown in the following table. 

You discover that all files except Sales_2.ndf are corrupt. 

You need to recover the corrupted data in the minimum amount of time. 

What should you do? 

A. Perform a restore from a full backup. 

B. Perform a transaction log restore. 

C. Perform a file restore. 

D. Perform a filegroup restore. 

Answer: C 


Q59. You administer a Microsoft SQL Server 2012 database that includes a table named Application.Events. Application.Events contains millions of records about user activity in an application. 

Records in Application.Events that are more than 90 days old are purged nightly. When records are purged, table locks are causing contention with inserts. 

You need to be able to modify Application.Events without requiring any changes to the applications that utilize Application.Events. 

Which type of solution should you use? 

A. Partitioned tables 

B. Online index rebuild 

C. Change data capture 

D. Change tracking 

Answer: A 


Q60. You administer a Microsoft SQL Server environment. You purchase a new server and plan to migrate your database from SQL Server 2008 to SQL Server 2012. 

You want to evaluate to prepare for possible conflicts and issues that may arise during or after the migration. 

Which SQL Server tool should you use? 

A. Distributed Replay 

B. Migration Assistant 

C. Data Tools 

D. Upgrade Advisor 

Answer: D