I found this site quite ny accident but have become a frequent visitor due to high standard of their wesbite, the examinations they offer and the information they give you for improving your skill should you fail a test. There is many examinations you can take online at home and if you pass you may get a certificate. They also allow you to place a sort of cv of all your examination results on the website where potential employers can see it. They are constantly updating their tests and new ones and they ask you to suggest examinations that they do not have yet. Most of the courses are free at ...
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