Terminsstart VT16

QUESTION 5
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the
stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section. You will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a database that tracks orders and deliveries for customers in North America. The database contains the following tables:
Sales.CustomersApplication.Cities
Sales.CustomerCategories
The company’s development team is designing a customer directory application. The application must list customers by the area code of their phone number. The
area code is defined as the first three characters of the phone number. The main page of the application will be based on an indexed view that contains the area
and phone number for all customers.
You need to return the area code from the PhoneNumber field.
Solution: You run the following Transact-SQL statement:
Does the solution meet the goal?
A. Yes
B. No
Correct Answer: B
Explanation
Explanation/Reference:
The function should return nvarchar(10) and not a TABLE.
References: https://sqlstudies.com/2014/08/06/schemabinding-what-why/
QUESTION 6
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the
stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section. You will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a database that tracks orders and deliveries for customers in North America. The database contains the following tables:
Sales.CustomersApplication.Cities
Sales.CustomerCategories
The company’s development team is designing a customer directory application. The application must list customers by the area code of their phone number. The
area code is defined as the first three characters of the phone number.
The main page of the application will be based on an indexed view that contains the area and phone number for all customers.
You need to return the area code from the PhoneNumber field.
Solution: You run the following Transact-SQL statement:
Does the solution meet the goal?
A. Yes
B. No
Correct Answer: B
Explanation
Explanation/Reference:
As the result of the function will be used in an indexed view we should use schemabinding.
References: https://sqlstudies.com/2014/08/06/schemabinding-what-why/

QUESTION 7
Note: This question is part of a series of questions that present the same scenario. Each question in the series contains a unique solution that might meet the
stated goals. Some question sets might have more than one correct solution, while others might not have a correct solution.
After you answer a question in this section. You will NOT be able to return to it. As a result, these questions will not appear in the review screen.
You have a database that tracks orders and deliveries for customers in North America. The database contains the following tables:
Sales.CustomersApplication.Cities
Sales.CustomerCategories
The company’s development team is designing a customer directory application. The application must list customers by the area code of their phone number. The
area code is defined as the first three characters of the phone number.
The main page of the application will be based on an indexed view that contains the area and phone number for all customers.
You need to return the area code from the PhoneNumber field.
Solution: You run the following Transact-SQL statement:
Does the solution meet the goal?
A. Yes
B. No
Correct Answer: B
Explanation
Explanation/Reference:
We need SELECT TOP 1 @areacode =.. to ensure that only one value is returned.
QUESTION 8
Note: This question is part of a series of questions that use the same scenario. For your convenience, the scenario is repeated in each question. Each question
presents a different goal and answer choices, but the text of the scenario is exactly the same in each question in this series.
You query a database that includes two tables: Project and Task. The Project table includes the following columns:
The Task table includes the following columns:You plan to run the following query to update tasks that are not yet started:
UPDATE Task SET StartTime = GETDATE() WHERE StartTime IS NULL
You need to return the total count of tasks that are impacted by this UPDATE operation, but are not associated with a project.
What set of Transact-SQL statements should you run?
A.
B.
C.
D.
Correct Answer: B
Explanation
Explanation/Reference:
The WHERE clause of the third line should be WHERE ProjectID IS NULL, as we want to count the tasks that are not associated with a project.
QUESTION 9
You need to create an indexed view that requires logic statements to manipulate the data that the view displays.
Which two database objects should you use? Each correct answer presents a complete solution.
A. a user-defined table-valued function
B. a CRL function
C. a stored procedure
D. a user-defined scalar function
Correct Answer: AC
Explanation
Explanation/Reference:
You can create a database object inside an instance of SQL Server that is programmed in an assembly created in the Microsoft .NET Framework common
language runtime (CLR). Database objects that can leverage the rich programming model provided by the common language runtime include aggregate functions,
functions, stored procedures, triggers, and types.