Interactive Puzzle - for Software Testers

Here is another interactive puzzle for all of you:

http://www.acutest.co.uk/acutest/interactive-puzzle

Let me know the time it takes you to solve this puzzle, as well as the approach you adopt in order to solve it.

An interesting article on solving a problem - using a tester's approach

Visit the following link:

http://eurostarcommunity.blogspot.com/2006/10/testing-puzzle-that-asks-you-identify.html

and see as to how a problem should be studied and analyzed in order to solve it using the appraoch of a testing professional.

Share with me your feelings after reading this post.

CSTE - Sample Questions

I have come across the following site while browsing the web for information related to software testing.

http://csqa.info/cste_questions_till_2006

Hope it is of help to CSTE aspirants.
Note: I have not verified the contents of this site and can not guarantee their accuracy.