Sign up
Please tick the below box to proceed
I agree (or if I am under 13 my parent or guardian agrees on my behalf) to the terms and conditions of use and that:
- My test statistics may be published on the site leaderboard against my username
- My teacher(s) can review my test scores
- I can receive feedback on my tests from my teacher(s)
Please tick this box to proceed
Already have an account? Sign in
Preview lessons, content and tests
Computer Science & Programming solved. All in one platform.
1. To trial the platform and take tests, please take a few seconds to SIGN UP
and SET UP FREE.
2. Searching for something specific? See our text overview of all tests. Scroll right for levels, and lists.
Join 36000+ teachers and students using TTIO.
BOM and DOM - sound a little strange?
Do a little reading on these topics before attempting this test. They are essential to your understanding of some foundational concepts pertaining to JavaScript and how it works.
DOM: https://www.w3schools.com/js/js_htmldom.asp
BOM: https://www.w3schools.com/js/js_window.asp
For gifted and talented students or advanced users, this series of videos (crash course on BOM and DOM) is also very useful: https://youtu.be/0ik6X4DJKCc