JAVA INTERVIEW QUESTIONS FOR EXPERIENCED

JAVA INTERVIEW QUESTIONS FOR EXPERIENCED

1.Difference between notify and notifyAll in Java? 2.What is the load factor of HashMap means? 3.What's the purpose of Static methods and static variables? 4.How can you generate random numbers in Java? 5.Can main() method in Java can return any...

1.Difference between notify and notifyAll in Java? 2.What is the load factor of HashMap means? 3.What's the purpose of Static methods and static variables? 4.How can you generate random numbers in Java? 5.Can main() method in Java can return any data? 6.How can we pass argument to a function by reference instead of pass by value? 7.How an object is serialized in java? 8.What's the difference between an array and Vector? 9.Why Runnable Interface is used in Java? 10.What's the benefit of using inheritance? 11.Give an example of use of Pointers in Java class. 12.How objects are stored in Java? 13.What is a Local class in Java? 14.What is difference between StringBuffer and StringBuilder in Java ? 15.What is default constructor?

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