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Question Detail

Inheritance means

  • Sub class extends super class
  • Sub class extends Base class
  • Sub class create object of super class
  • All of the above

Answer: Option A

Similar Questions :

1. All collection classes are available in

  • java.io package
  • java.lang package
  • java.awt package
  • java.util package

Answer: Option D

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

  • boxing
  • wrapping
  • instantiation
  • autoboxing

Answer: Option D

3. Which command disassembles a class file

  • javaamd
  • javacmd
  • java
  • javap

Answer: Option D

4. Main method parameter has which type of data type

  • int
  • char
  • string
  • double

Answer: Option C

5. Which command is used for interpretation of java program

  • Java
  • javac
  • javap
  • none of above

Answer: Option A

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

  • Rao 11 years ago

    i think the answer should be D

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