OCR A-Level Computer Science Revision

For each of the papers below, there are revision notes, flashcards, videos and questions from past exam papers separated by topic.

AS-Level
Computer Systems

1.1:
Characteristics of contemporary processors

1.2:
Software and Software Development

1.3:
Exchanging Data

1.4:
Data Types, Data Structures and Algorithms

1.5:
Legal, Moral, Cultural and Ethical Issues

AS-Level
Algorithms and Programming

2.1:
Elements of Computational Thinking

2.2:
Problem Solving and Programming

2.3:
Algorithms

A-Level
Computer Systems

1.1:
Characteristics of contemporary processors

1.2:
Software and Software Development

1.3:
Exchanging Data

1.4:
Data Types, Data Structures and Algorithms

1.5:
Legal, Moral, Cultural and Ethical Issues

A-Level
Algorithms and Programming

2.1:
Elements of Computational Thinking

2.2:
Problem Solving and Programming

2.3:
Algorithms