Is null an object in java?


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More Core Java Interview Questions

Difference between java and javascript

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Can we override the static methods?

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class A{ some variables; public void a()throws Excepion1,Exception2{....} } class B extends A{ variables... public void a()throws E2,E3{.....} } Qns: here override of methods occurs or not,ore else wil give any compilation error or run properly..plz tell me briefly whts happening with the above codes....

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Does java allow overriding static methods ?

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What is a constructor overloading in java?

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Can a class be declared as protected?

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The following program is Overloading or Overriding? public class PolymorphismEx { public int sampleMethod(int a) { return a; } public String sampleMethod(int a) { return "Is it Overloading or Overriding???"; } }

4 Answers   Ness Technologies, TCS,


Why ArrayList class is not a synchronized class and why it is not a thread safe class? explain

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Can you extend main method in java?

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What is dynamic binding?

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Name the methods in mouse listeners ?

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