Which of the following code segments will you choose to change the file extension?

You work as a Software Developer for Mansoft Inc. The company uses Visual Studio.NET 2005 as its application development platform. You need to write a code segment that can change the file extension of a file named Test.txt.

Which of the following code segments will you choose to change the file extension? Each correct answer represents a complete solution. Choose two.
A . using System;
using System.IO;
public class ChangeExample
{
public static void Main()
{
string FileName =@"
B . Test.txt";
Console.Write ("File Nam
C . "+FileName);
Console.Write (" File Extension: {0}", Path.GetExtension(FileName));
Console.Write ("Change File Extension {0}", Path.ChangeExtension(FileName, "doc"));
}
}
D . using System;
using System.IO;
public class ChangeExample
{
public static void Main()
{
string FileName =@"
E . Test.txt";
Console.Write ("File Nam
F . "+FileName);
Console.Write (" File Extension: {0}", Path.GetExtension(FileName));
Console.Write ("Change File Extension {0}", Path.ChangeExtension(FileName,".exe"));
}
}
G . using System;
using System.IO;
public class ChangeExample
{
public static void Main()
{
string FileName =@"
H . Test.txt";
Console.Write ("File Nam
. "+FileName);
Console.Write (" File Extension: {0}", Path.GetExtension(FileName)); Console.Write ("Change File Extension {0}", Path.ChangeExtension(FileName)); }
}
. using System;
using System.IO;
public class ChangeExample
{
public static void Main()
{
string FileName =@"
. Test.txt";
Console.Write ("File Nam
. "+FileName);
Console.Write (" File Extension: {0}", Path.GetExtension(FileName)); Console.Write ("Change File Extension {0}", Path.ChangeExtension("rft")); }
}

View Answer

Answer: A,B