Haven't done the exams myself but familiar with the administration side of things.
As they are multi-choice I understand they are not too hard. Is your company supporting you with your studies? Some companies run classes, revision seminars and mock exams for some of the insurance exams although a lot might only do so for the Certified Insurance Practitioner which is a lot harder. The CIP is also going to be the required qualification for customer fronting staff.
There are some [broken link removed]on the Institute site that might give you some idea of the type of questions asked.