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Ranch Hand
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Where will be a 'is a ' relationship will occur select one?
A. interface Person
class Employee implements Person
B. interface Shape
interface Rectangle extends Shape
C. interface Component
class Objects implement Component
{Component [] Component;}
Ans:B
I think A is also right,isn't it?
 
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You are right!
 
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So, if "class A extends B implements C" then we say that A "is a" B and A "is a" C also?
 
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Originally posted by Claire Yang:
So, if "class A extends B implements C" then we say that A "is a" B and A "is a" C also?


Yes.
 
Greenhorn
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why C is wrong?
 
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