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String is an immutable object. Then how can the following code be justified. String s1 = ?ABC?; String s1 = s1+?XYZ?; s.o.p(s1); The output is ABCXYZ, which is the value of s1 ?
6 18512Instead of writing Home, Remote Interfaces if i directly extends EJBObject to bean class what happens?
1 5439when we write class.forName("any one class"); what happens actually?what it will return?explain stepwise?
6 9559explain System.out.println
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107 205327what is difference Between Core Java and advance java
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60 178567when asub class inherits a super class and overrides a public method of super class in sub class(public method in super class). why these methods needs to be public in sub class. (otherwise compile time error).
3 6725
What are the steps in the jdbc connection?
what is meant by abstract class?
When we should use serialization?
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How do you start a thread?
What is the difference between Java Program Constructor and Java Program Method, What is the purpose of Java Program constructor Please Explain it Breafily?
How are multiple inheritances done in Java?
Does sprintf allocate memory?
23. Storage space in java is of the form Stack Queue Heap List 24. What is java code embedded in a web page known as Applets Servlets scriptlets snippets 25. Which of the following attributes are compulsory with an
What are the 8 primitive data types in java?
Is linkedlist thread safe in java?
What is the purpose of garbage collection in java, and when is it used?
Can we synchronize static methods in java?
How do you replace all in word?
