Microsoft 98-372 Online Practice Questions and Exam Preparation

Microsoft 98-372 Online Questions & Answers

• Question 131:

  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.)

  A. Extern
  B. Static
  C. Private
  D. Public
  A. Extern
  B. Static

  ---

  Example: using System.Runtime.InteropServices; using System.Windows.Interop; using System.Diagnostics; using System.Threading;

  public partial class MainWindow : Window

  {

  [DllImport("user32.dll", SetLastError = true)]

  static extern IntPtr SetParent(IntPtr hWndChild, IntPtr hWndNewParent);

  [DllImport("user32.dll", SetLastError = true)]

  static extern IntPtr FindWindow(string lpClassName, string lpWindowName);

  public MainWindow()

  {

  InitializeComponent();

  }

  private void btnHost_Click(object sender, RoutedEventArgs e) { WindowInteropHelper wndHelp = new WindowInteropHelper(this); Process.Start("Notepad.exe"); // Sleep the thread in order to let the Notepad start completely Thread.Sleep

  (50); SetParent(FindWindow("NotePad", "Untitled - Notepad"), wndHelp.Handle); } }

• Question 132:

  Which should you use to call a class written in C# from a program written in Microsoft Visual Basic .NET?

  A. The Visual Basic .NET syntax
  B. A Component Object Model (COM) interface
  C. The Windows Communication Foundation (WCF) API
  D. The C# syntax
  A. The Visual Basic .NET syntax

• Question 133:

  Which two methods can you use to load an assembly? (Each correct answer presents a complete solution. Choose two.)

  A. Load(String)
  B. LoadModule(String, Byte())
  C. GetLoadedModules()
  D. LoadFrom(String)
  A. Load(String)
  B. LoadModule(String, Byte())

  ---

  A: Assembly.Load Method (String)

  Loads an assembly given the long form of its name.

  B: LoadModule(String, Byte[])

  Loads the module, internal to this assembly, with a common object file format (COFF)-based image containing an emitted module, or a resource file.

• Question 134:

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

  A. Use of less memory.
  B. Improved readability.
  C. Use of efficient type casting.
  D. Capturing of errors during compilation.
  D. Capturing of errors during compilation.

• Question 135:

  Common Intermediate Language (CIL) is converted into executable code by using:

  A. Intermediate Language Disassembler (ILDASM.exe).
  B. Interactive debugger.
  C. Microsoft Visual Studio.
  D. Just-in-Time (JIT) compiler.
  D. Just-in-Time (JIT) compiler.

• Question 136:

  You write a method named DoWork.

  You need to log all exceptions that occur inside DoWork. You also need to ensure that all exceptions are raised to the calling code.

  Which code segment should you use?

  

  A. B.
  C. D.
  D

• Question 137:

  You want to substitute values in a string that is displayed on the console. Which code fragment will display "Hello, World"?

  A. Console.WriteLine("Hello, {0}", "World");
  B. Console.WriteLine("Hello, (0)", "World");
  C. Console.WriteLine("Hello, ", "World");
  D. Console.WriteLine("Hello, [0]", "World");
  A. Console.WriteLine("Hello, {0}", "World");

• Question 138:

  You need to handle only SqlException exceptions. You also need to ensure that any other exception flows back to the calling code.

  Which code segment should you use?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  C. Option C

• Question 139:

  Which is the build number of a Version object instantiated by using the following code fragment? Dim v As New Version (2, 4, 6, 8)

  A. 2
  B. 4
  C. 6
  D. 8
  C. 6

• Question 140:

  You create a custom exception class named MyCustomException that is derived from ApplicationException. Which code segment should you use to raise MyCustomException?

  

  A. Option A
  B. Option B
  C. Option C
  D. Option D
  B. Option B