I tried both TestKing and Pass4Sure exams to help me study. I have to say between the two I think Pass4Sure is the better test, but just barely. I recently took a CCIE bootcamp at CCBootCamp – see the post Getting Excellent Training for the CCIE. During and after the class I used both the CCIE Pass4Sure exam and the TestKing exam to gauge my knowledge. I’m sure glad I did. Even though I knew the material, the exam questions were worded in a very tricky way. These tests got me over that last hump and I easily passed the CCIE written exam. One of my coworkers was studying for his CCNP. He had his CCNA and was a really sharp engineer. However every time he would go take the BCSI exam he would fail. He took the thing 3 times and every time he failed. Now you might be saying geese – what a dumb guy. But honestly the questions are never cut and dry. I recommended that he get either the TestKing or Pass4Sure exam to help him study. He bought one and took the BCSI exam one last time. Needless