Practice Exams for Nav Rules in .pdf format (e.g. Adobe Acrobat Reader)

Questions from 2 exams, by type.	Answers to these questions.
18April03 Practice Exam Questions.	18April03 Practice Exam Answers.
21April03 Practice Exam Questions.	21April03 Practice Exam Answers.
24April03 Practice Exam Questions.	24April03 Practice Exam Answers.