"Computer Science unplugged": HTML5 Crossword

Across

2. half a byte (6)
6. a stereo audio file has two of these (8)
7. another name for base sixteen (11)
8. the animal mentioned in the uncompressed answer to q10 (7)
10. data included at the beginning of an image file giving information about the format (8)
14. footballer from q7 (9,7)
17. mathematician who lived in Lincoln and developed the maths of True and False (5)
18. number system using zeros and ones (6)

Down

1. the uncompressed message from q9 (13)
3. the number of bits used to store the colour of an image pixel (3,5)
4. footballer from q8 (6,8)
5. another name for base ten (6)
9. cricketer from q6 (5,8)
11. codebreaker famous for work on the enigma cipher (4,6)
12. boxer who won on Saturday night (5,4)
13. prefix meaning a billion of something (4)
15. a measurement taken during the digitisation of an audio file (6)
16. prefix meaning 1000 of something (4)
18. eight bits (4)
19. pakistan white ball cricket captain Babar_____ (4)