Deck 2

Question 1

Which core technology allows interoperability between Microsoft Visual Basic .NET code and C# code?

Answer 1

Microsoft Intermediate Language (MSIL)

Question 2

What is an advantage of strongly typed code languages like .NET?

Answer 2

Capturing of errors during compilation.

Question 3

You need to suspend the current thread until all Finalize() methods have been processed. Which garbage collection method should you use?

Answer 3

Dispose

Question 4

Which feature is automatically handled in managed code but must be explicitly handled in unmanaged code?

Answer 4

Memory Disposal

Question 5

You want to access a native Win32 function from a .NET application. You import the function. Which two keywords should you use to define the function? (Each correct answer presents part of the solution. Choose two.)

Answer 5

Extern
—–AND—–
Public

Question 6

A class named Student is contained inside a namespace named Contoso.Registration. Another class named Student is contained inside a namespace named Contoso.Contacts. You need to use both classes within the same code file. What are two possible ways to achieve this goal? (Each correct answer presents a complete solution. Choose two.) Add the following line of code on the top of the code file:

Answer 6

Using Contoso;
Refer to the classes by using the Student class wrapped within the regions named
Registration and Contacts.
———–
Add the following lines of code on the top of the code file:
Using Contoso.Contacts;
Using Contoso.Registration;
Refer to the classes by using the Student class.

Question 7

Which describes the effect of applying the protected accessibility modifier to a method?

Answer 7

The method is available to all classes derived from the declaring class.

Question 8

You want to create a class named ShoppingCart that has a type argument named TItem. The TItem type argument must be a value type. Which code segment should you use to define the ShoppingCart class?

Answer 8

public class ShoppingCart
Where Titem : struct
{
 //do something
}

Question 9

You create a class library named Contoso.Business. The library is used in a Windows application named Contoso.Ui. In which file should you store application configuration settings during deployment?

Answer 9

Contoso.Ui.config

Question 10

Which is the base class of all classes in the .NET Framework?

Answer 10

System.Object

Question 11

You want to raise a custom exception. Which keyword should you use?

Answer 11

Throw

Question 12

What is the purpose of the app.config file?

Answer 12

To configure the version of .NET targeted by the application.

Question 13

What is the characteristic of a delegate?

Answer 13

An object that raises an event

Question 14

You write code that reads a file from the disk. Which exception will catch an error if the file is missing?

Answer 14

IOException

Question 15

Which file contains the required .NET settings for an ASP.NET web application?

Answer 15

Web.config

Question 16

Which two actions should you perform to consume events defined in another class? (Each correct answer presents part of the solution. Choose two.)

Answer 16

Match the signature of the delegate declared for the event.
—–AND—–
Define an event handler method.

Question 17

Which .NET object combines the identity and role of a user?

Answer 17

GenericIdentity

Question 18

Which three policy types are .NET security policy levels? (Choose three.)

Answer 18

Machine
-----AND------
Application domain policy
-----AND------
Enterprise policy

Question 19

You need to find out whether an application has access to delete files from the C:\Logs directory. Which code segment should you use?

Answer 19

var permission = new FileIOPermission(FileIOPermissionAccess.Write, “C:\Logs”);