Do visit this link and you will find study material and sun's objectives for exam to get you started to this path: http://www.javaranch.com/scwcdlinks.jsp As far as time period concerned, it depends on your java knowledge and your study power to learn for the exam. Other will also help you in this regard. Good luck Rashid Ali
zagho Welcome to the Java Ranch, we hope you�ll enjoy visiting as a regular however, your name is not in keeping with our naming policy here at the ranch. Please change your display name to an appropriate name as shown in the policy. Thanks again and we hope to see you around the ranch!!