JExpert 

JExpert is a free test simulation engine based on the latest pattern of Sun's Java Programmer Certification. The simulator contains a large number of questions and mock exams.
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1cleanup 

1CleanUp gives you privacy and optimizes your computer by erasing the Internet tracks and unwanted files that piles-up on your computer automatically as you browse Internet. It releases your valuable disk space by cleaning the unneeded files.
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