I did the ISEB exam a while ago. I didn’t revise for the exam, I just turned up and did it. It took a few minutes and I was done. I don’t have a high opinion of the exam – the ISEB subject matter is largely irrelevant to testing in the real world. Unfortunately, many employers put it on the list of requirements when hiring so it’s a good thing to have… if only to be on the shortlist of candidates.
Anyway, if you’re going for the exam, here’s a site that may be of interest:
http://isebtesting.blogspot.com/
It has links to documents you can use to prepare. I don’t know how long it’ll be around for…