Candidates should be able to:

- convert positive denary whole numbers (0-255) into 8-bit binary numbers and vice versa
- add two 8-bit binary integers and explain overflow errors which may occur
- convert positive denary whole numbers (0-255) into 2-digit hexadecimal numbers and vice versa
- convert between binary and hexadecimal equivalents of the same number
- explain the . . .

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