Technical Interview Questions

IO

 What is a IO stream?
 Which streams are advised to use to have maximum performance in file copying?
 Difference between PrintStream and PrintWriter?
 What is the difference between the Reader/Writer class ?
 What is System.out.println()?
 What are filter streams?
 Name the filter streams available?
 What is the necessity of two types of streams â?? byte streams and character streams?
 What are piped streams?
 What is an I/O filter?
 Which class allows you to read objects directly from a stream?
 What is meant by StreamTokenizer?
 What is meant by StreamTokenizer?
 What are the super most classes of all streams?
 What are FileInputStream and FileOutputStream?
 Name two types of IO streams ?

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