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Abstract classes vs interfaces

(1) what is different between interface and abstract class.?

(2) why do need interface and abstract class..?

(3) why do need constructor in java..?
Aug 23 '07 #1
3 1064
madhoriya22
252 100+
(1) what is different between interface and abstract class.?

(2) why do need interface and abstract class..?

(3) why do need constructor in java..?
Hi,
You can find answers to these questions http://www.thescripts.com/forum/thread581237.html here OR
http://www.thescripts.com/forum/thread674148.html here(U can every find every kind of link which u require in this section).
Aug 23 '07 #2
JosAH
11,448 Expert 8TB
ps. I changed your topic title; 'Java' really is a nono for a topic title.

kind regards,

Jos
Aug 23 '07 #3
praveen2gupta
201 100+
(1) what is different between interface and abstract class.?

(2) why do need interface and abstract class..?

(3) why do need constructor in java..?
Hi
Better specify yourr point of confussion.If you are not aware about your QN 3 then I will advice you to read the fundamental level books.
Aug 23 '07 #4

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