IGCSE Computer Science - C1 - Data Representation [2025-2027]

Purchase the slides I used in my videos here:
https://www.jamesgan.net/igcsecs

Timestamp:
0:00 Binary System
2:37 Binary to Denary
4:42 Denary to Binary
6:11 Hexadecimal System
7:29 Binary to Hexadecimal
11:24 Hexadecimal to Denary
12:42 Denary to Hexadecimal
14:10 Usage of Hexadecimal
17:00 Binary Addition
22:50 Binary Shifting
28:25 Two's Complement (negative numbers)
33:56 Representing image, numbers and sound
46:50 Measurement of data storage and calculation of file size
55:08 Data Compression