70-459 무료 덤프문제 온라인 액세스

You have a query that is used by a reporting dashboard.
Users report that the query sometimes takes a long time to run.
You need to recommend a solution to identify what is causing the issue.
What should you recommend?
More than one answer choice may achieve the goal. Select the BEST answer.

• A.Set the blocked process threshold, and then run SQL Server Profiler.
• B.Create a job that queries the sys.dm_os_waiting_tasks dynamic management view.
• C.Enable trace flag 1204, and then create an alert.
• D.Set the blocked process threshold, and then create an alert.

You need to recommend an isolation level for usp_UpdateOrderDetails.
Which isolation level should recommend?

• A.serializable
• B.read committed
• C.repeatable read
• D.read uncommitted

DRAG DROP
You plan to deploy SQL Server 2012.
Your company identifies the following monitoring requirements for the database: - An e-mail message must be sent if the SQL Server Authentication mode changes.
- An e-mail message must be sent if CPU utilization exceeds 90 percent. You need to identify which feature meets each monitoring requirement. Which features should you identify?
To answer, drag the appropriate feature to the correct monitoring requirement in the answer area.

정답:

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.An OFFSET-FETCH clause
• C.A recursive common table expression
• D.The ROWNUMBER keyword

You are designing a SQL Server database for an order fulfillment system. You create a table named Sales.Orders by using the following script:

----
Each order is tracked by using one of the following statuses:
Fulfilled
Shipped
Ordered
Received
You need to design the database to ensure that you can retrieve the status of an order on a given date. The solution must ensure that new statuses can be added in the future.
What should you do?
More than one answer choice may achieve the goal. Select the BEST answer.

• A.To the Sales.Orders table, add a column named Status that will store the order status. Update the Status column as the order status changes.
• B.Create a new table named Sales.OrderStatus that contains three columns named OrderID, StatusDate, and Status. Insert new rows into the table as the order status changes.
• C.Implement change data capture on the Sales.Orders table.
• D.To the Sales.Orders table, add three columns named FulfilledDate, ShippedDate, and ReceivedDate. Update the value of each column from null to the appropriate date as the order status changes.