In a graphics rendering engine, pixel opacity (alpha channel) values are stored as 8-bit binary integers.
Convert the binary opacity values in this table to hexadecimal.
| Binary | Hexadecimal |
|---|---|
| 1100 1010 | |
| 0101 1111 | |
| 1001 1101 |
117 exam-style questions on Edexcel GCSE Computer Science Binary, covering Binary representation and number of states, Unsigned and two's complement integers, Converting denary and 8-bit binary, Binary addition and binary shifts, Concept of overflow, and Hexadecimal notation and conversion. Each one has a worked solution and a mark scheme showing where the marks go.