Computer Science (0478): (2026-2028)
Topical Past Year Questions: Number System, File Size Calculation, Data Compression45:27
C2 – Data Packet, Packet Switching, Error Detection Method47:52
Topical Past Year Questions: Packet Structure, Transmission Mode, Error Detection, Encryption44:26
C3 – Hardware01:28:41
C4 – Software48:58
C5 – Internet, Cybersecurity Threats and Solutions01:04:08
C6 – Automated System, Robotic & Artificial Intelligence39:37
C7 – PDLC, Structured Diagram, Flowchart, Pseudocode02:04:26
Topical Past Year Question: Pseudocode Past Year Questions26:27
Topical Past Year Questions: Trace Table27:49
Topical Past Year Questions: Verification, Validation, Data12:36
Pseudocode Masterclass39:45
C8 – Programming (Live Coding + Free Code file)01:48:42
Topical Past Year Questions: Unseen Scenario Questions 1 (Introduction + Scenario: Grades)39:02
Topical Past Year Questions: Unseen Scenario Questions 2 (Scenario: Patients Data)22:29
Topical Past Year Questions: Unseen Scenario Questions 3 (Scenario: Football Matches)16:01
Topical Past Year Questions: Unseen Scenario Questions 4 (Scenario: Temperature)14:39
Topical Past Year Questions: Unseen Scenario Questions 5 (Scenario: Banking)19:15
C9 – Database (Terminology, SQL)22:25
C10 – Logic Gates52:18
Topical Past Year Questions: Logic Gates25:08
IGCSEPast paper walkthroughs
IGCSE Computer Science 0478 | Oct/Nov 2022 paper 1131:53
IGCSE Computer Science 0478 May/June 2022 paper 1130:42
IGCSE Computer Science 0478 | May/June 2022 paper 1228:10
IGCSE Computer Science 0478 | May/June 2022 paper 1323:36
IGCSE Computer Science 0478 Oct/Nov 2021 paper 139:30
IGCSE Computer Science 0478 May/June 2021 Paper 136:52
IGCSE Computer Science 0478 Paper 2 last minute revision IGCSE Online01:10:50
IGCSE Computer Science 0478 | 15 marker question past paper practice01:20:49
IGCSE Computer Science 0478 Past paper marathon02:25:17
C1 – Data Representation James Gan
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
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