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Microsoft UPG:Transition MCPD.NET Frmwrk 3.5 Web Dev to 4 Web Dev Sample Questions:

1. A Windows Communication Foundation (WCF) service is responsible for transmitting XML documents between systems. The service has the following requirements: *It must minimize the transmission size by attaching the XML document as is without using escape characters or base64 encoding. *It must interoperate with systems that use SOAP but are not built on the .NET platform. You need to configure the service to support these requirements. Which message encoding should you use?

A) Binary message encoding
B) MTOM (Message Transmission Optimization Mechanism) message encoding
C) Text message encoding with message version set to none
D) Text message encoding with message version set to SOAP 1.2

2. You are designing an ASP.NET Web application that displays daily sales information. The sales
information is stored in a large Microsoft SQL Server database. The database information is updated each
night. During the day, people use the Web application to display a set of standard sales reports based on
the latest database information.
The SQL queries that are required to retrieve the database information can take from 20 to 30 seconds to
execute.
You need to design the application to ensure that pages usually load in no more than 5 seconds.
Which two approaches could you recommend? (Each correct answer presents a complete solution.
Choose two.)

A) Use a control that retrieves and displays the database information.
B) Use SQL Server replication.
C) Use AJAX to retrieve the database information.
D) Use a service that proxies the database queries and caches the results.

3. You are implementing an ASP.NET AJAX page that contains two div elements. You need to ensure that the
content of each div element can be refreshed individually, without requiring a page refresh.
What should you do?

A) Add two forms to the page. Add a script manager and an update panel to each form. Add a content template to each update panel, and move each div element into a content template.
B) Add a form and two update panels to the page. Add a script manager to the form. Add a content template to each update panel, and move a div element into each content template.
C) Add two forms to the page. Add a script manager and an update panel to each form. Add a content template to each update panel, and move each div element into a content template.
D) Add a form and two update panels to the page. Add two script managers to the form, one for each update panel. Add a content template to each update panel, and move each div element into a content template.

4. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. You use
the ADO.NET Entity Framework to model your entities.
You use Plain Old CLR Objects (POCO) entities along with snapshot-based change tracking. The code
accesses the POCO entities directly.
You need to ensure that the state manager synchronizes when changes are made to the object graph.
Which ObjectContext method should you call?

A) SaveChanges
B) DetectChanges
C) ApplyPropertyChanges
D) Refresh

5. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The application connects to several SQL Server databases. You create a function that modifies customer records that are stored in multiple databases. All updates for a given record are performed in a single transaction. You need to ensure that all transactions can be recovered. What should you do?

A) Call the EnlistDurable method of the Transaction class.
B) Call the EnlistVolatile method of the Transaction class.
C) Call the RecoveryComplete method of the TransactionManager class.
D) Call the Reenlist method of the TransactionManager class.

Solutions: