70-464 Exam
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2021 Jul 70-464 exam:
Q31. Which code segment should you use to define the ProductDetails column?
A. ProductDetails xml (DOCUMENT Production.ProductDetailsSchema) NULL
B. ProductDetails xml NULL
C. ProductDetails xml (CONTENT Production.ProductDetailsSchema) NULL
D. ProductDetails varchar(MAX) NULL
Answer: D
Q32. Topic 8)
You run the following code segment:
After you add 10,000 rows to Customers, you discover that the index is fragmented.
You need to defragment the index in the least amount of time.
Which code segment should you execute?
To answer, drag the appropriate value to the correct location in the code segment in the
answer area. (Answer choices may be used once, more than once, or not at all.)
Answer:
Q33. 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: A
Q34. 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: D
Explanation:
http://www.techrepublic.com/blog/programming-and-development/comparing-sql-serverconstraints-and-dmltriggers/402 http://msdn.microsoft.com/en-us/library/ms178110.aspx
Q35. You have a database named Database1. Database1 has two stored procedures named Proc1 and Proc2 and a table named Table1. Table1 has millions of rows.
Proc1 updates data in Table1. Proc2 reads data from Table1.
You discover that when Proc1 is executed to update more than 4,000 rows, Proc2 is blocked. The block affects all rows, including those that are not being updated by Proc1.
You need to ensure that when Proc1 is executing, Proc2 can access the data in Table1 that Proc1 is not updating.
What should you change Proc1 to do?
More than one answer choice may achieve the goal. Select the BEST answer.
A. Update less than 4,000 rows simultaneously.
B. Use the PAGLOCK table hint.
C. Wait for Proc2 to complete.
D. Use the ROWLOCK table hint.
Answer: A
Leading 70-464 exam materials:
Q36. You need to recommend a solution to ensure that SQL1 supports the auditing requirements of usp_UpdateEmployeeName.
What should you include in the recommendation?
A. Change data capture
B. Change tracking
C. Transactional replication
D. The Distributed Transaction Coordinator (DTC)
Answer: D
Q37. Which data type should you use for CustomerID?
A. varchar(11)
B. bigint
C. nvarchar(11)
D. char(11)
Answer: D
Explanation:
Invoices.xml All customer IDs are 11 digits. The first three digits of a customer ID represent the customer's country. The remaining eight digits are the customer's account number. int: -2^31 (-2,147,483,648) to 2^31-1 (2,147,483,647) (just 10 digits max) bigint: -2^63 (-9,223,372,036,854,775,808) to 2^63-1 (9,223,372,036,854,775,807) http://msdn.microsoft.com/en-us/library/ms176089.aspx http://msdn.microsoft.com/en-us/library/ms187745.aspx
Q38. Topic 8)
You are planning two stored procedures named SProc1 and SProc2. You identify the following requirements:
. SProc1 must return a table.
. SProc2 must return a status code.
You need to identify which options must be implemented to meet each stored procedure requirement.
Which options should you identify?
To answer, drag the appropriate option to the correct requirement in the answer area. (Answer choices may be used once, more than once, or not at all.)
Answer:
Q39. Topic 8)
You create a table that contains the following script:
You need to prevent duplicate values in the EmployeeID field.
Which five code segments should you use?
To answer, move the appropriate code segments from the list of code segments to the
answer area and arrange them in the correct order.
Answer:
Q40. You use SQL Server 2012 to store data used by an e-commerce application.
You develop a stored procedure named sp1. Sp1 is used to read the price of all the products sold on the e-commerce site.
You need to ensure that sp1 can read data even while another transaction is modifying the price of a product. Sp1 must only read committed data.
Which transaction isolation level should you use in sp1?
A. Serializable
B. Snapshot
C. Repeatable read
D. Read committed
Answer: B