Click here to hide categories Click here to show left categories

User: Home          welcome : Guest          Log In / Register here     

JAVA INTERVIEW QUESTIONS: - 20 BASICS INTERVIEW QUESTIONS ON JAVA? Part: -2.

  • What is a native method?
  • Does Java provide any construct to find out the size of an object?
  • Is Empty .java file a valid source file?
  • Can a .java file contain more than one java classes?
  • What is the difference between an argument and a parameter?
  • What is UNICODE?
  • What are Transient and Volatile Modifiers?
  • What are the different scopes for Java variables?
  • What are wrapper classes?
  • What is a the difference between System.err and System.out?
  • What are the contracts defined by .equals()?
  • If two objects are considered equal by .equals() , can it be said they has same hashCode()?
  • If two objects have same hashCode() is it necessary they will be equal by using .equals() method?
  • What contracts hashCode () defines?
  • What is the difference between == and equals?
  • What is the difference between List and List (not parameterized list and list parameterized by String) in Java?
  • What are generics in jdk1.5?
  • Are generics covariant?
  • What are Lower-bounded wildcards in generics?
  • What is Upper bounded wildcards in generics?

View the following video on Inheritance between beans and Spring in Java: -

For more on Java interview questions so click and visit.

Regards,

Author’s more on Java interview questions
Share this article   |    Print    |    Article read by 3371 times
Author:
Shivprasad Koirala We conduct training for Java/J2EE technologies like design patterns, J2EE, Struts, Hibernate, Spring, Rich Interface etc. and likes to write articles on the same in free time.
Related Articles:
Related Interview Questions: