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SCJP 5.0 Mock Questions - Java IO Package (10 Questions)

3)Assume that in the current directory test.txt file is already exist. What will happen when you execute the following code?

	import java.io.*;
	class Test
	{
		public static void main(String args[])
		{
			try
			{
				File file = new File("test.txt");
				file.createNewFile();			
			}
			catch (IOException ex)
			{
				ex.printStackTrace();
			}
		}
	}

a)text.txt will be created and overwrite the old file
b)file will not be created
c)exception will be thrown
d)none of the above.

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Answer

3)c)file will not be created.
New file cannot be created,when the File object refers to an actual file name that already exists in the file system.

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