on examlab test 3, reviewing my answers, I've read that volatile is a keyword applicable only to instance variables.
In fact, this is false, because if you try to compile a program with a static volatile variable, the program perfectly compile, and also in the javadoc there are sun examples of static volatile variables:
Thanks for the feedback, and sorry, I didn't see this post before
Can you please tell me the question number where you found this problem - if so, I can make it correct with the next release of ExamLab. For me, I couldn't find a statement like that in practice exam 3.