Data Representation

4. compression type which reduces file size by reconstructing file data more efficiently
7. the number of waves which occur within a period of time
9. number of its needed to store sound or colour information
10. number of pixels in an image or screen
11. acronym for 3 colour values supported by browsers
13. picture element - a tiny square which makes up a digital image or screen
16. number of characters represented by American Standard Code for Information Interchange
17. 1000 bytes
19. modern system of representing letters, characters, emojis etc in binary
20. The height of the sound waver represents how loud the sound is

1. error which occurs if a calculation produces number pattern which is longer than normal range (eg 8bits)
2. compression type which looses data that can not be retrieved
3. original and out of date system used to represent letters and characters in binary
5. base 10 number system
6. a whole number
8. when a computer takes measurements of a sound wave at a regular intervals
10. direction of binary shift made when dividing binary numbers
12. 1024 bytes
14. direction of binary shift made when multiplying binary numbers
15. Name of base 16 number system
18. base 2 number system