62. OCR GCSE (J277) 2.2 Variables, constants, inputs, outputs & assignments

OCR J277 Specification Reference - Section 2.2
Don't forget, whenever the blue note icon appears in the corner of the screen, that is your cue to take notes about the content being shown on the current slide.

00:00 Introduction
00:18 What is a variable?
00:52 Beat that dice game
07:54 Key terms
08:42 The advantages of constants
09:26 Why is casting needed?
10:40 Using the correct data type for constants and variables