A-level Computing/OCR

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/ Computing GCE Advanced Level 25%