Java Scrap Book  

Important Java Interview Question

  1. Difference between Interface and Abstract Class
  2. Difference between String , String Buffer and String Builder
  3. Difference among final finally and finalize
  4. Implement an algorithm to determine if a string has all unique characters What if you can not use additional data structures?
  5. Is the JVM (Java Virtual Machine) platform dependent or platform independent? What is the advantage of using the JVM, and having Java be a translated language?