IGCSE Computer Science, Chapter 1: Data Representation
Channel: IGCSE-Computer Science
Date: 2023-12-02

00:00 Introduction
00:14 What is a number system?
00:29 How many number systems are there?
01:23 overview of Denary number system
02:03 overview of Binary number system
02:48 overview of Hexadecimal number system
04:15 Which number system is used by computers?
04:29 Why do computers use binary?
04:47 Convert binary number to denary number.
07:36 Binary to denary conversion practice questions from past papers.