ANONYMOUS wrote From the lab sheet You should display it as ( U ) , there's no need to evaluate the expression. For instance, the example given evaluates to 7 but we ask you to display ( U 7 ) instead.

You can submit as many times as you'd like, only the final submission will be marked.

This may be the case for some units, but no - the tests are not allocated based on who the student's lab facilitator is. Otherwise yes, please point out any mistakes in marking or areas needing clarification, we make mistakes too so it's highly encou...

I think you may be mistaken - Q7 will not result in a NullPointerException , because the line a null; is AFTER a.count 1; . In your steps, you stated that a is assigned null BEFORE it is incremented whereas the code in the actual paper ...

Annotations like Ov r i e o ' e l y c a g h o e i e e b r c r e t y h y j s r v d n o m t o o t e c m i e o r o a c i g If a child method is intended to override a parent method, you should ALWAYS use Ov r i e o t e c ...