AQA 7517 4.5.5.1: Character form of a decimal digit
The free BugBot lesson that teach this point, a robot to try it on, and the past-paper questions that test it.
Lessons that teach it
- A7.5 Bitwise operations and characters Data representation
Masks with AND, OR and XOR, logical, arithmetic and circular shifts, and characters as codes in ASCII and Unicode.
Try it on a robot
The task from A7.5 Bitwise operations and characters, running here. Change the program and press Run.
The specification is AQA's own document; this page says which of our lessons teach point 4.5.5.1 and is not endorsed by the board.