in a console we r giving java <class name> if r pressing enter where it'll goes

2 Answers   CSC,

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Why method overriding is used?

0 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 the difference between yielding and sleeping?

0 Answers  

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What is static variable and static method?

32 Answers   Accenture, Prolific, Prolifics, TCS, TNH,

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Difference between a class and an object?

0 Answers  

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In a container there are 5 components. I want to display the all the components names, how will you do that one?

0 Answers  

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What is the advantage of OOP in java?

0 Answers  

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What is meant by Java interpreter?

4 Answers  

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Is 0 an irrational number?

0 Answers  

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which method is used to know the status of the Thread?

9 Answers   Honeywell,

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What are different types of arrays?

0 Answers  

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