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2021 Dec 70-469 exam cram
Q71. You execute IndexManagement.sql and you receive the following error message: "Msg 512, Level 16, State 1, Line 12
Subquery returned more than 1 value. This is not permitted when the subquery follows =,!
=, <, <= ,>, > = or when the subquery is used as an expression."
You need to ensure that IndexManagement.sql executes properly.
Which WHILE statement should you use at line 18?
A. WHILE SUM(@RowNumber) < (SELECT @counter FROM @indextable)
B. WHILE @counter < (SELECT COUNT(RowNumber) FROM @indextable)
C. WHILE COUNT(@RowNumber) < (SELECT @counter FROM @indextable)
D. WHILE @counter < (SELECT SUM(RowNumber) FROM @indextabie)
Answer: B
Q72. You need to implement a solution that addresses the page split issues. Which statement should you execute?
A. ALTER INDEX IX_Orders_ShipDate ON Orders
REBUILD WITH (PAD_INDEX=OFF, DROP_EXISTING = ON);
B. ALTER INDEX IX_Orders_ShipDate ON Orders
REBUILD WITH (FILLFACTOR=50, DROP_EXISTING = ON);
C. ALTER INDEX IX_Orders_ShipDate ON Orders
REBUILD WITH (FILLFACTOR = 0, DROP_EXISTING = ON);
D. ALTER INDEX IX_Orders_ShipDate ON Orders
REBUILD WITH (PAD_INDEX=ON, DROP_EXISTING = ON);
Answer: B
Q73. 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. Set the blocked process threshold, and then create an alert.
C. Enable trace flag 1204, and then create an alert.
D. Create a job that queries the sys.dm_os_waiting_tasks dynamic management view.
Answer: B
Q74. You execute the following code:
You have a stored procedure that includes the following SELECT statement:
You need to create a covering index on UserInfo. Which code segment should you execute?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: C
Q75. You need to create the object used by the parameter of usp_InsertSessions.
Which statement should you use?
A. CREATE SCHEMA SessionDataTable
B. CREATE TYPE SessionDataTable AS Table
C. CREATE TABLE SessionDataTable
D. CREATE XML SCHEMA COLLECTION SessionDataTable
Answer: A
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Q76. You are designing a Windows Azure SQL Database for an order fulfillment system. You create a table named Sales.Orders with 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 that you can retrieve the following information:
The current status of an order
The previous status of an order.
The date when the status changed.
The solution must minimize storage.
More than one answer choice may achieve the goal. Select the BEST answer.
A. To the Sales.Orders table, add three columns named Status, PreviousStatus and ChangeDate. Update rows 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.
Answer: B
Q77. You need to provide referential integrity between the Sessions table and Speakers table. Which code segment should you add at line 47 of Tables.sql?
A. Option A
B. Option B
C. Option C
D. Option D
Answer: B
Q78. You plan to create a new column in a table. The column must meet the following requirements:
Be able to store images that are larger than 1 MB each.
Be able to access the images from Microsoft .NET Framework applications.
You need to recommend which data type must be used in the column.
Which data type should you recommend?
More than one answer choice may achieve the goal. Select the BEST answer.
A. nvarchar
B. varbinary
C. image
D. FileStream
Answer: D
Q79. You are building a stored procedure for a Windows Azure SQL Database. The procedure will add multiple rows to a table.
You need to design the stored procedure to meet the following requirements:
If any of the new rows violates a table constraint, then no further additions must be attempted and all changes made by the stored procedure must be discarded.
If any errors occur, a row must be added to an audit table, and the original error must be returned to the caller of the stored procedure.
What should you include in the design?
A. An explicit transaction that has XACT_ABORT disabled
B. An implicit transaction that has error handling enabled
C. An explicit transaction that has error handling enabled
D. An implicit transaction that has XACT.ABORT enabled
Answer: C
Q80. You need to identify the cause of the page split issues. Which SQL Server feature should you use?
A. DBCC REINDEX
B. SQL Server Profiler
C. Extended Events
D. DBCC TRACEOFF
Answer: C