Explain the difference between string, stringbuffer and stringbuilder in java?
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Is alive and join method in java?
if u open login & logout ,how can udisplay the timelogin & logout members ?
What is tostring () method?
Describe string intern() methodology
what is the difference between applet and swing and gui application in java . What we do with the collections set and list interface
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What do you mean by multithreaded program?
What data type is a string?
Given: 11. public static void main(String[] args) { 12. Integer i = uew Integer(1) + new Integer(2); 13. switch(i) { 14. case 3: System.out.println(”three”); break; 15. default: System.out.println(”other”); break; 16. } 17. } ‘What is the result? 1 three 2 other 3 An exception is thrown at runtime. 4 Compilation fails because of an error on line 12.
What are the main uses of this keyword?
How do I enable java in safari?
Explain an intermediate language?
What are implicit objects in java?