This page is incomplete at the moment, I’m working on it, so come back soon. Jonathan

Watch this.

(Remember, videos like these that are produced to cover whole topics may include material that isn’t relevant to your own exam at your institution. don’t get hung up on it).

Read this.

It’s selling software, but this article does deal with the main issues.


Practice Questions

(These aren’t mine, but should be useful for you. Do remember that different teachers may use different techniques and different terms).

Possible Written Questions.

(No indication of marks – the more marks a question gets, the more you are expected to write – detail that is, not just words!) If you can’t answer these, you need to do some more reading. I do ‘find’ questions elsewhere, so these aren’t all questions I have used myself.