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      • source code Boolean class
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Sunday, February 1, 2009

java Interface tutorial - Interface examples



sun certification level java Interface tutorial with small examples



Java Interface Examples


1. Simple example code demonstrate interface.

2. Example code interface method declarations issues.

3.Code interface variable declarations issues.

4.class implemets two interfaces at a time issues.

5.return type is incompatible error while implemets two interfaces.

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Do you know this ?

  • 1) byte b=10 , Difference between b=b+1 and b=++b ?
  • 2)Abstract class with constructor ?
  • 3)Abstract class with out abstract methods ?
  • 4)With out main method,static block print something ?
  • 5)Method Overloading issues ?
  • 6)Method Overriding issues ?
  • 7)Where we use super ,this keyword ?

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