This chapter helps you prepare for the exam by covering the following Sun testing objectives from the unit “The Java.io Package”:
Write code that uses objects of the File class to navigate a file system.
Java uses the File class to represent files and directories in a platform independent way.
Write code that uses objects of the classes InputStreamReader and OutputStreamWrite to translate between Unicode and either platform default or ISO 8859-1 character encoding. Distinguish between conditions under which platform default encoding conversion should be used and conditions under which a specific conversion should be used.
Understanding how the Reader and Writer classes perform character encoding is ...