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Which is the predefined package

  • Lang package
  • io package
  • util package
  • All of above
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1. There is no default transaction attribute for an EJB

  • False
  • True

2. Converting a primitive type data into its corresponding wrapper class object instance is called

  • boxing
  • wrapping
  • instantiation
  • autoboxing

3. Package of drawstring() method is

  • java.applet
  • java.io
  • javax.swing
  • java.awt

4. Interfaces helps in which type of inheritance

  • Multiple inheritance
  • Multilevel inheritance
  • Hierarchical inheritance
  • None of above

5. Java is known as _______stage language

  • One
  • Two
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Read more from - Java Objective Questions Answers -Chapter 1
Post a comment

  • sachin 12 years ago

    all above package is predefine package....
    so why answer is option A?????