OCR A-Level Computing H446

This book aims to inform about the current content of the OCR A-Level Computing H446 Specification. It is not endorsed by OCR and is simply a collection of notes on the topic. This WikiBook may not contain completely accurate information, however it is intended to be similar to a revision guide and as such the information contained within it may have been simplified to aid understanding.

Table of Contents

Unit 1 Computer systems

Unit 1.1 The characteristics of contemporary processors, input, output and storage devices

• Unit 1.1.1 Structure and Function of the Processor
• Unit 1.1.2 Types of Processor
• Unit 1.1.3 Input, Output and Storage

Unit 1.2 Software and software development

• Unit 1.2.1 Systems Software
• Unit 1.2.2 Applications Generation
• Unit 1.2.3 Software Development
• Unit 1.2.4 Types of Programming Language

Unit 1.3 Exchanging data

• Unit 1.3.1 Compression, Encryption and Hashing
• Unit 1.3.2 Databases
• Unit 1.3.3 Networks
• Unit 1.3.4 Web technologies

Unit 1.4 Data types, data structures and algorithms

• Unit 1.4.1 Data Types
• Unit 1.4.2 Data Structures
• Unit 1.4.3 Boolean Algebra

Unit 1.5 Legal, moral, cultural and ethical issues

• Unit 1.5.1 Computing Legislation
• Unit 1.5.2 Moral and Ethical Issues

Unit 2 Algorithms and programming

• Unit 2.1 Elements of Computational Thinking
• Unit 2.2 Problem Solving and Programming
• Unit 2.3 Algorithms

Glossary of Terms

• Glossary