Microsoft : 70-559 Questions & Answers

You have just graduated from college, now you are serving the internship as the software developer in an international company. You develop an application where there's a method. You assign the output of the method to a string variable named fName. You are using the Microsoft Visual Studio 2005 IDE to examine the output of the method. You have to write a code segment. The code segment should print the following on a single line the message: "Test Failed: "
The value of fName if the value of fName does not equal "John"
Besides this, the code segment must facilitates uninterrupted execution of the application at the same time. You must make sure of this.
In the options below, which code segment should you use?

• A. Debug.Assert(fName = "John", "Test Failed: ", fName)
• B. Debug.WriteLineIf(fName <> "John", _ fName, "Test Failed")
• C. If fName <> "John" Then Debug.Print("Test Failed: ") Debug.Print(fName)End If
• D. If fName <> "John" Then Debug.WriteLine("Test Failed: ") Debug.WriteLine(fName)End If

You have just graduated from college, now you are serving the internship as the software developer in an international company. According to the requirements of the company CIO, you create a server control. The server control inherits from WebControl. You have to enable the server control to emit markup for a new kind of mobile device. But you are not allowed to alter the code in the server controls. What should you do?

• A. Create a class that inherits StreamWriter and that can emit the new markup.
• B. Create a class that inherits HtmlTextWriter and that can emit the new markup.
• C. Reference the class in the <controlAdapters> element of the new device's browser definition file.
• D. Reference the class in the <capabilities> element of the new device's browser definition file.

You work as the developer in an IT company. Recently your company has a big customer. The customer runs a large supermarket chain. You're appointed to provide technical support for the customer. Now according to the customer requirement, you create a server control. The server control inherits from WebControl. You have to enable the server control to emit markup for a new kind of mobile device. But you are not allowed to alter the code in the server controls. What should you do?

• A. Create a class that inherits StreamWriter and that can emit the new markup.
• B. Create a class that inherits HtmlTextWriter and that can emit the new markup.
• C. Reference the class in the <controlAdapters> element of the new device's browser definition file.
• D. Reference the class in the <capabilities> element of the new device's browser definition file.

You have just graduated from college, now you are serving the internship as the software developer in an international company. There's an array of bytes that is passed to the method in a parameter named document. You are writing a method to compress the array. You have to compress the incoming array of bytes and return the result as an array of bytes. In the options below, which segment should you use?

• A. Dim objStream As New MemoryStream()Dim objDeflate As New DeflateStream(objStream, CompressionMode.Compress)Dim outStream As New MemoryStreamDim b As IntegerWhile (b = objDeflate.ReadByte) outStream.WriteByte(CByte(b))End WhileReturn outStream.ToArray
• B. Dim objStream As New MemoryStream()Dim objDeflate As New DeflateStream(objStream, CompressionMode.Compress)objDeflate.Write(document, 0, document.Length)objDeflate.Close()Return objStream.ToArray
• C. Dim objStream As New MemoryStream(document)Dim objDeflate As New DeflateStream(objStream, CompressionMode.Compress)Dim result(document.Length) As ByteobjDeflate.Write(result, 0, result.Length)Return result
• D. Dim objStream As New MemoryStream(document)Dim objDeflate As New DeflateStream(objStream, CompressionMode.Compress)objDeflate.Write(document, 0, document.Length)objDeflate.Close()Return objStream.ToArray

You have just graduated from college, now you are serving the internship as the software developer in an international company. According to the requirements of the company CIO, you are writing code for user authentication and authorization. The username, password, and roles are stored in your application data store.
You have to build a user security context that will be used for authorization checks such as IsInRole. The security context will be used for authorization checks such as IsInRole. You authorize the user by writing the code segment below:
If TestPassword(UserName, Password) = False Then Throw New Exception("Could not authenticate user")
End If
Dim RolesArray() As String = LookUpUserRoles(UserName)
In order to establish the user security, you have to complete the code segment. In the options below, which code segment should you use?

• A. Dim objToken As IntPtr = IntPtr.ZeroobjToken = LogonUserUsingInterop(UserName, EncryptedPassword)Dim objContext As WindowsImpersonationContext = _WindowsIdentity.Impersonate(objToken)
• B. Dim objID As New GenericIdentity(UserName)Dim objUser As New GenericPrincipal(objID, RolesArray)Thread.CurrentPrincipal = objUser
• C. Dim objID As New WindowsIdentity(UserName)Dim objUser As New WindowsPrincipal(objID)Thread.CurrentPrincipal = objUser
• D. Dim objNT As New NTAccount(UserName)Dim objID As New GenericIdentity(objNT.Value)Dim objUser As New GenericPrincipal(objID, RolesArray)Thread.CurrentPrincipal = objUser