Describe the various concepts related to object oriented programming (oop).

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What is the concept of multithreading?

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what is deadlock in threads? with example

2 Answers   CTS, XOXO,

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How do I enable java in safari?

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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 are the two ways you can synchronize a block of code?

5 Answers   Ericsson,

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Which programming language is best in future?

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How will you initialize an Applet?

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How many bits are used to represent unicode, ascii, utf-16, and utf-8 characters in java programming?

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What is anti pattern in java?

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How can you eliminate duplicates?

2 Answers  

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What is the purpose of a parameter?

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