Practice exam software for Cisco CCNA exam 640-801. Includes 6 practice exams, flash cards, a router lab, and a router command simulation exam with over 2800 practice questions. Nerdom 4.0 features Random (change the order of the Questions/and/or Answers) or Non-Random Questions/Answers - Multiple Choice , Fill in the blanks, Input answers, and Multiple Answer. On all exams, you are able to change the colors of all the buttons and text or choose a random color scheme. Your settings are saved once you close and reopen the program. There is also a show answer button to immediately show the answer at all times and an add notes button to add virtual notes to use during (and after) the exam, sort of like note paper, and at the end of your test you can print out your score report and your notes!