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

1. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. The application uses the ADO.NET Entity Framework to manage customer and related order records. You add a new order for an existing customer. You need to associate the Order entity with the Customer entity. What should you do?

A) Use the Attach method of the ObjectContext to add both Order and Customer entities.
B) Set the Value property of the EntityReference of the Order entity.
C) Call the Add method on the EntityCollection of the Order entity.
D) Use the AddObject method of the ObjectContext to add both Order and Customer entities.

2. You are designing an ASP.NET Web application for content management.
You have the following requirements:
*Support multiple languages.
*Support dynamic changes to site content.
*Provide the ability to add content to the site without making changes to files within the application directory.
You need to recommend the application's source for retrieving content.
Which source should you recommend?

A) local resources based on CurrentCulture
B) a master page based on CurrentUICulture
C) global resources based on CurrentCulture
D) a database based on CurrentUICulture

3. You use Microsoft Visual Studio 2010 and Microsoft .NET Framework 4 to create an application. You are
creating the data layer of the application. You write the following code segment. (Line numbers are included
for reference only.)
01 public static SqlDataReader GetDataReader(string sql){
02 SqlDataReader dr;
03
04 return dr;
05 }
You need to ensure that the following requirements are met:
*The SqlDataReader returned by the GetDataReader method can be used to retrieve rows from the
database.
*SQL connections opened within the GetDataReader method will close when the SqlDataReader is closed.
Which code segment should you insert at line 03?

A) SqlConnection cnn=new SqlConnection(strCnn); SqlCommand cmd =new SqlCommand(sql, cnn); cnn.Open(); try {
dr = cmd.ExecuteReader();
cnn.Close();
}
catch {
throw;
}
B) SqlConnection cnn=new SqlConnection(strCnn); SqlCommand cmd =new SqlCommand(sql, cnn); cnn.Open(); try {
dr = cmd.ExecuteReader(CommandBehavior.CloseConnection);
}
catch {
cnn.Close();
throw;
}
C) using (SqlConnection cnn=new SqlConnection(strCnn)){
try {
SqlCommand cmd =new SqlCommand(sql, cnn);
cnn.Open();
dr = cmd.ExecuteReader();
}
catch {
throw;
}
}
D) SqlConnection cnn=new SqlConnection(strCnn); SqlCommand cmd =new SqlCommand(sql, cnn); cnn.Open(); try {
dr = cmd.ExecuteReader();
}
finally {
cnn.Close();
}

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) Refresh
B) SaveChanges
C) DetectChanges
D) ApplyPropertyChanges

5. You are designing the user interface for an ASP.NET Web application. The Web application allows several departments to personalize the style of their sections of the Web application.
All departmental section styles derive from the core styles of the Web application and can only append to
the Web application's core styles. The departmental master pages inherit from the Web application's
master page.
You need to ensure that core CSS styles appear in all pages of the Web application.
Which approach should you recommend?

A) Link from the Web application's master page to a .css file containing the CSS styles.
B) Add a master.css file containing the CSS styles to the Web application.
C) Add a ContentPlaceHolder containing the CSS styles to the Web application's master page.
D) Link from the Web application's master page to a css.ascx file containing the CSS styles.

Solutions: