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JavaRanch » Java Forums » Certification » Programmer Certification (SCJP/OCPJP)
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Object Orientation

Ikechukwu Morah
Greenhorn

Joined: Nov 01, 2002
Posts: 18
Which of the following are true and why?
1. An anonymous inner class may be declared as final.
2. An anonymous inner class can access final variables in any enclosing scope.
3. An anonymous class can be declared as private.
4. An anonymous inner class can implement multiple interfaces.
Valentin Crettaz
Gold Digger
Sheriff

Joined: Aug 26, 2001
Posts: 7610
The correct answer is 2.
All the information you need can be found in Programmer's Guide to Java Certification: A Comprehensive Primer : Chapter 7 - Inner classes (7.5 Anonymous classes
Moreover, you should always try to create a piece of code for questions like this so you can directly see whether the answer is correct or wrong. Yes, practice is part of the certification path, too


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Ikechukwu Morah
Greenhorn

Joined: Nov 01, 2002
Posts: 18
Velatin,
Thanks a lot for your answer.
It's me,
Ikechukwu Morah
 
With a little knowledge, a cast iron skillet is non-stick and lasts a lifetime.
 
subject: Object Orientation
 
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