Complete the table by writing the correct denary answer to each statement.
| Statement | Answer |
|---|---|
| The smallest denary value that can be represented by an unsigned 12-bit binary number | |
| The largest denary value that can be represented by an unsigned 9-bit binary number | |
| The maximum number of unique levels of grey that can be represented with a greyscale depth of 8 bits | |
| The minimum number of bits needed to represent 300 different individual keys on a custom keyboard |
29 exam-style questions on OCR GCSE Computer Science Units. Each one has a worked solution and a mark scheme showing where the marks go.