The answers to Essential Knowledge Challenge 4 have now been released and are revealed after you submit your responses. If you have not already passed this Challenge, you will no longer be able to obtain a certificate, however you will be able to continue to access the Challenge for self-directed learning purposes.
You are advised to take Essential Knowledge Challenge 4 after reviewing Essential Knowledge Update 4.
Essential Knowledge Update and Challenge 3 will be archived in November 2010 and will be available within the ‘Archived Updates and Challenges’ section of the Online Learning Environment.