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2021 Jan 70-462 free exam questions

Q61. You administer a Microsoft SQL Server 2012 database. 

The database contains a customer table created by using the following definition: 

You need to ensure that the minimum amount of disk space is used to store the data in the customer table. 

What should you do? 

A. Implement row-level compression. 

B. Implement page-level compression. 

C. Convert all indexes to Column Store indexes. 

D. Implement Unicode compression. 

Answer: B 

Q62. You develop a Microsoft SQL Server 2012 database that contains tables named Employee and Person. The tables have the following definitions: 

Users are able to use single INSERT statements or INSERT...SELECT statements into this view. You need to ensure that users are able to use a single statement to insert records into both Employee and Person tables by using the VwEmployee view. 

Which Transact-SQL statement should you use? 

A. CREATE TRIGGER TrgVwEmployee ON VwEmployee FOR INSERT AS BEGIN INSERT INTO Person(Id, FirstName, LastName) SELECT Id, FirstName, LastName, FROM inserted INSERT INTO Employee(PersonId, EmployeeNumber) SELECT Id, EmployeeNumber FROM inserted END 

B. CREATE TRIGGER TrgVwEmployee ON VwEmployee INSTEAD OF INSERT AS BEGIN INSERT INTO Person(Id, FirstName, LastName) SELECT Id, FirstName, LastName, FROM inserted INSERT INTO Employee(PersonId, EmployeeNumber) SELECT Id, EmployeeNumber FROM inserted END 

C. CREATE TRIGGER TrgVwEmployee ON VwEmployee 

INSTEAD OF INSERT 

AS 

BEGIN 

DECLARE @ID INT, @FirstName NVARCHAR(25), @LastName NVARCHAR(25), 

@PersonID INT, 

@EmployeeNumber NVARCHAR(15) 

SELECT @ID = ID, @FirstName = FirstName, @LastName = LastName, 

@EmployeeNumber = 

EmployeeNumber 

FROM inserted 

INSERT INTO Person(Id, FirstName, LastName) 

VALUES(@ID, @FirstName, @LastName) 

INSERT INTO Employee(PersonID, EmployeeNumber) 

VALUES(@PersonID, @EmployeeNumber 

End 

D. CREATE TRIGGER TrgVwEmployee ON VwEmployee INSTEAD OF INSERT AS BEGIN INSERT INTO Person(Id, FirstName, LastName) SELECT Id, FirstName, LastName FROM VwEmployee INSERT INTO Employee(PersonID, EmployeeNumber) SELECT Id, EmployeeNumber FROM VwEmployee End 

Answer: B

Q63. You administer a SQL Server 2012 server that contains a database named SalesDB. SalesDb contains a schema named Customers that has a table named Regions. A user named UserA is a member of a role named Sales. 

UserA is granted the Select permission on the Regions table. The Sales role is granted the Select permission on the Customers schema. 

You need to ensure that UserA is disallowed to select from any of the tables in the Customers schema. 

Which Transact-SQL statement should you use? 

A. DENY SELECT ON Object::Regions FROM UserA 

B. DENY SELECT ON Object::Regions FROM Sales 

C. REVOKE SELECT ON Schema::Customers FROM Sales 

D. REVOKE SELECT ON Schema::Customers FROM UserA 

E. REVOKE SELECT ON Object::Regions FROM Sales 

F. REVOKE SELECT ON Object::Regions FROM UserA 

G. DENY SELECT ON Schema::Customers FROM Sales 

H. DENY SELECT ON Schema::Customers FROM UserA 

I. EXEC sp_addrolemember 'Sales', 'UserA' 

J. EXEC sp droprolemember 'Sales', 'UserA' 

Answer: H 

Q64. You administer a Microsoft SQL Server 2012 database named Orders. Orders contains a table named OrderShip that is defined as follows: 

Performance on this procedure is slow. 

You need to alter the schema to optimize this query. Objects created must use a minimum amount of resources. 

Which Transact-SQL statement should you use? 

A. CREATE NONCLUSTERED INDEX IX_CountryCode ON Ordership (CountryCode) WHERE CountryCode IS NOT NULL 

B. CREATE STATISTICS ST_CountryCode ON OrderShip (CountryCode) WHERE CountryCode IS NOT NULL 

C. CREATE CLUSTERED INDEX IX_CountryCode ON OrderShip (CountryCode) 

D. CREATE INDEX IX_CountryCode ON OrderShip (CustomerID) WHERE CountryCode IS NOT NULL 

Answer: B 

Q65. You use a contained database named ContosoDb within a domain. 

You need to create a user who can log on to the ContosoDb database. You also need to ensure that you can port the database to different database servers within the domain without additional user account configurations. 

Which type of user should you create? 

A. SQL user without login 

B. User mapped to an asymmetric key 

C. Domain user 

D. login mapped to a virtual account 

Answer: C 

Abreast of the times 70-462 exam topics:

Q66. You administer a SQL Server 2012 server that contains a database named SalesDb. SalesDb contains a schema named Customers that has a table named Regions. A user named UserA is a member of a role named Sales. UserA is granted the Select permission on the Regions table. The Sales role is granted the Select permission on the Customers schema. 

You need to ensure that the following requirements are met: 

The Sales role does not have the Select permission on the Customers schema. UserA has the Select permission on the Regions table. 

Which Transact-SQL statement should you use? 

A. DENY SELECT ON Object::Regions FROM Sales 

B. DENY SELECT ON Schema::Customers FROM Sales 

C. REVOKE SELECT ON Object::Regions FROM Sales 

D. REVOKE SELECT ON Schema::Customers FROM Sales 

E. DENY SELECT ON Object::Regions FROM UserA 

F. DENY SELECT ON Schema::Customers FROM UserA 

G. REVOKE SELECT ON Object::Regions FROM UserA 

H. REVOKE SELECT ON Schema::Customers FOR UserA 

I. EXEC sp_addrolemember 'Sales', 'UserA' 

J. EXEC sp_droprolemember 'Sales', 'UserA' 

Answer: D

Q67. You administer all the deployments of Microsoft SQL Server 2012 in your company. 

You need to ensure that an OLTP database that includes up-to-the-minute reporting requirements can be off-loaded from the primary database to another server. You also need to be able to add indexes to the secondary database. 

Which configuration should you use? 

A. . Two servers configured in different data centers 

. SQL Server Availability Group configured in Synchronous-Commit Availability Mode 

. One server configured as an Active Secondary 

B. . Two servers configured in the same data center 

. SQL Server Availability Group configured in Asynchronous-Commit Availability Mode 

. One server configured as an Active Secondary 

C. . Two servers configured in the same data center 

. A primary server configured to perform log-shipping every 10 minutes 

. A backup server configured as a warm standby 

D. . Two servers configured in different data centers 

. SQL Server Availability Group configured in Asynchronous-Commit Availability Mode 

E. . Two servers configured on the same subnet 

. SQL Server Availability Group configured in Synchronous-Commit Availability Mode 

F. . SQL Server that includes an application database configured to perform transactional replication 

G. . SQL Server that includes an application database configured to perform snapshot replication 

H. . Two servers configured in a Windows Failover Cluster in the same data center 

. SQL Server configured as a clustered instance 

Answer: F 

Q68. You administer two instances of Microsoft SQL Server 2012. You deploy an application that uses a database on the named instance. 

The application is unable to connect to the database on the named instance. 

You need to ensure that the application can connect to the named instance. 

What should you do? 

A. Use the Data Quality Client to configure the application. 

B. Start the SQL Server Browser Service. 

C. Use the Master Data Services Configuration Manager to configure the application. 

D. Start the SQL Server Integration Services Service. 

Answer: B 

Q69. You administer a Microsoft SQL Server 2012 server. One of the databases on the server supports a highly active OLTP application. 

Users report abnormally long wait times when they submit data into the application. 

You need to identify which queries are taking longer than 1 second to run over an extended period of time. 

What should you do? 

A. use SQL Profiler to trace all queries that are processing on the server. Filter queries that have a Duration value of more than 1,000. 

B. Use sp_configure to set a value for blocked process threshold. Create an extended event session. 

C. Use the Job Activity monitor to review all processes that are actively running. Review the Job History to find out the duration of each step. 

D. Run the sp_who command from a query window. 

E. Run the DBCC TRACEON 1222 command from a query window and review the SQL Server event log. 

Answer: E 

Q70. Your database contains tables named Products and ProductsPriceLog. The Products table contains columns named ProductCode and Price. The ProductsPriceLog table contains columns named ProductCode, OldPrice, and NewPrice. The ProductsPriceLog table stores the previous price in the OldPrice column and the new price in the NewPrice column. 

You need to increase the values in the Price column of all products in the Products table by 5 percent. 

You also need to log the changes to the ProductsPriceLog table. 

Which Transact-SQL query should you use? 

A. UPDATE Products SET Price = Price * 1.05 

OUTPUT inserted.ProductCode, deleted.Price, inserted.Price 

INTO ProductsPriceLog(ProductCode, OldPrice, NewPrice) 

B. UPDATE Products SET Price = Price * 1.05 

OUTPUT inserted.ProductCode, inserted.Price, deleted.Price 

INTO ProductsPriceLog(ProductCode, OldPrice, NewPrice) 

C. UPDATE Products SET Price = Price * 1.05 

OUTPUT inserted.ProductCode, deleted.Price, inserted.Price * 

INTO ProductsPriceLog(ProductCode, OldPrice, NewPrice) 

D. UPDATE Products SET Price = Price * 1.05 

INSERT INTO ProductsPriceLog (ProductCode, CldPnce, NewPrice; 

SELECT ProductCode, Price, Price * 1.05 FROM Products 

Answer: A