IBM JAVA INTERVIEW QUESTIONS

Q. Difference between interface and abstract class ?
Q. Difference between overloading and Overriding ?
Q. Can u write final method in interface ?
Q. Can u write final method in abstract class ?
Q. What is Difference between iterator and list iterator ?
Q. Difference between synchronized block and synchronized method ?
Q. Difference between sting and string buffer class ?
Q. How to get the session object in jsp ?
Q. How to get the sessionfactory obj in hibernate ?
Q. How to handle the runtime exception in jsp ?
Q. Difference between method overloading and overriding ?
Q. Difference between java.util.date and java.sql.date ?
Q. Difference between equals() and hashcode() ?
Q. What is comparator ?
Q. We have equals() to compare two methods then why comparator again ?
Q. What is autowiring in spring ?
Q. We can get the container obj through Beanfactory and Applicationcontext what is the difference in both ?
Q. What is the Difference between get() and load() in hibernate ?
Q. Difference between page and pagecontext in jsp ?
Q. What is application in jsp ?
Q. How to create immutable collection in java ?
Q. How to create the userdefined immutable class ?
Q. Why String class called as immutable ?
Q. How to read the data from console and print ?
Q. Do you have any knowledge on Streams ?
Q. What are client validations? Which technology you have used for client validations ?
Q. Difference between Set and List ?
Q. Explain what is an object?In how many ways we can create object in java ?.
Q. Explain object oriented concepts/Principles ?
Q. What is polymorphism ?
Q. Explain Exception handling heirarchy ?
Q. Give best example for checked exception ?
Q. Explain Collection heirarchy ?
Q. What is the difference between compile time exceptions and runtime exceptions ?
Q. Which Design Patterns have You Used in Your Java Project ?

Author: admin

Leave a Reply

Your email address will not be published. Required fields are marked *