What is the use of ?this??

4 Answers  

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what is life cycle of applet?

9 Answers  

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Given: 10. interface A { void x(); } 11. class B implements A { public void x() { } public voidy() { } } 12. class C extends B { public void x() {} } And: 20. java.util.List list = new java.util.ArrayList(); 21. list.add(new B()); 22. list.add(new C()); 23. for (A a:list) { 24. a.x(); 25. a.y();; 26. } What is the result? 1 Compilation fails because of an error in line 25. 2 The code runs with no output. 3 An exception is thrown at runtime. 4 Compilation fails because of an error in line 20.

3 Answers  

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What is string intern in java?

0 Answers  

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What are the different types of java?

0 Answers  

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What is an example of declaration?

0 Answers  

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Implement 2 stacks with just 1 array. The stack routines must not indicate overflow unless every slot in array is used.

0 Answers   Amdocs,

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What class of exceptions are generated by the java run-time system?

0 Answers  

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Can string be considered as a keyword?

0 Answers  

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what is the output??????? public class multireturn { public(int assign x ( int x) { if(4==x) { return 7; } else if (7=x+3) { return 6; } return 5; } }

3 Answers   TCS,

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What is difference between arraylist and list in java?

0 Answers  

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How can we find the actual size of an object on the heap?

0 Answers  

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