040. OCR A Level (H046-H446) SLR8 – 1.2 Introduction to programming part 1 program flow

About this video

OCR Specification Reference
AS Level 1.2.3a
A Level 1.2.3a

In this first video in a series of Six we take a look at the following basic programming concept: Program flow

Key question:

- What are the three primary programming constructs?

00:00 Introduction to programming - Part 1: Program flow
00:10 Intro
00:15 What is a computer program?
00:39 Programming constructs
01:07 Beat that dice
01:19 Sequence
01:49 Selection (branching)
02:54 Iteration (looping)
03:38 WHILE loops
04:33 DO....UNTIL loops
05:26 Nested structures
06:12 Key question
06:22 Languages guide for use in external assessments
06:30 A note about pseudocode in your exams
07:45 Outro

Last updated: 26.03.26

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