top of page
GCSE Computer Science
LINKS & RESOURCES
PGOnline:
Presentations accessible via yellow links with Harrodian Google account:
Unit 4: Network Security & Software
Unit 5: Impacts of digital technology
Links:
Username: s*****n
Password: r*******3
PAST PAPERS
Component 1:
OCR Sample Paper 1: Paper here
OCR Sample Paper 1: Mark Scheme
OCR Sample Paper 1: Video walkthrough
Component 2:
OCR Sample Paper 2: Paper here
OCR Sample Paper 2: Mark Scheme
OCR Sample Paper 2: Video walkthrough
J277 Practice A QP
Other
Programming Project
Sample Tasks:
Actual Tasks from 2020 - 2021:
Guides:
(Presentation in Google Slides)
(Ideas and code samples)
Algorithm Practice
Python Booklet: Advanced
Slides 14s:
Slides 15s:
Python Tutorials and Exercises:
"Interactive Python": Python Projects
Grade boundaries June 2025
bottom of page