Java Objective Questions Answers -Chapter 1

• 36. Which type of inheritance is not supported by java

  1. Single
  2. Multiple
  3. Mulilevel
  4. Hirarchical

  Answer And Explanation

  Answer: Option B

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• 37. String is the predefined

  1. Method
  2. Class
  3. Variable
  4. Object

  Answer And Explanation

  Answer: Option B

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• 38. Super is the predefined

  1. Keyword
  2. Method
  3. Keyword and Method
  4. None of above

  Answer And Explanation

  Answer: Option C

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• 39. Execution of the program is always begins with

  1. Main method
  2. class contain main method
  3. parent class
  4. default package

  Answer And Explanation

  Answer: Option A

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• 40. All methods of interface are public and abstract

  1. True
  2. False

  Answer And Explanation

  Answer: Option A

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• 41. In java, gc() method is available in which package

  1. java.lang package
  2. java.util package
  3. java.awt package
  4. java.io package

  Answer And Explanation

  Answer: Option A

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• 42. JAR file contains the compressed version of

  1. .java file
  2. .class file
  3. .jsp file
  4. None of above

  Answer And Explanation

  Answer: Option B

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