Do you realize that exam content may vary from year to year?
Old Hour Exam 2 may have more - or fewer - items covered than Hour Exam 2 this year?
For this reason, you should realize that you should review exams on either side of the exam of interest (Review Exams 1, 2, and 3 to see samples questions for this year's HQ2. This also means that you will need to know the material well enough to decide if a question is within or outside the stated exam topics for your upcoming exam.
Did you read this and understand it?