You administer a Microsoft SQL Server database that supports a shopping application. You need
to retrieve a list of customers who live in territories that do not have a sales person. Which TransactSQL query or queries should you use? (Each correct answer presents a complete solution. Choose
all that apply.)

You use Microsoft SQL Server 2012 database to develop a shopping cart application. You need to
rotate the unique values of the ProductName field of a table-valued expression into multiple
columns in the output. Which Transact-SQL operator should you use?

A table named Profits stores the total profit made each year within a territory. The Profits table has
columns named Territory, Year, and Profit. You need to create a report that displays the profits
made by each territory for each year and its previous year. Which Transact-SQL query should you
use?

You have three tables that contain data for vendors, customers, and agents. You create a view that
is used to look up telephone numbers for these companies. The view has the following definition.
You need to ensure that users can update only the phone numbers by using this view. What should
you do?

You develop a Microsoft SQL Server 2012 database that contains a table named Products. The
Products table has the following definition. You need to create an audit record only when either the
RetailPrice or WholeSalePrice column is updated. Which Transact-SQL query should you use?

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

You create a view named VwEmployee as shown in the following Transact-SQL statement.

Users are able to use single INSERT statements or INSERT…SELECT statements into this view.
You need to create an audit record only when either the Retail Price to insert records into both
Employee and Person tables by using the VwEmployee view. Which Transact-SQL statement
should you use?

You are a database developer of a Microsoft SQL Server 2012 database. You are designing a table
that will store Customer data from different sources. The table will include a column that contains
the CustomerID from the source system and a column that contains the SourceID. A sample of this
data is as shown in the following table. You need to ensure that the table has no duplicate
CustomerID within a SourceID. You also need to ensure that the data in the table is in the order of
SourceID and then CustomerID. Which Transact- SQL statement should you use?

You develop a database for a travel application. You need to design tables and other database
objects. You create a view that displays the dates and times of the airline schedules on a report.

You need to display dates and times in several international formats. What should you do?

You develop a database for a travel application. You need to design tables and other database
objects. You need to store media files in several tables. Each media file is less than 1MB in size.
The media files will require fast access and will be retrieved frequently. What should you do?

Your database contains a table named Purchases. The table includes a DATETIME column named
PurchaseTime that stores the date and time each purchase is made. There is a non-clustered index
on the PurchaseTime column. The business team wants a report that displays the total number of
purchases made on the current day. You need to write a query that will return the correct results in
the most efficient manner. Which Transact-SQL query should you use?