OCR A level computer science

✍ Scribed by George Rouse; Jason Pitt; Sean O'Byrne

• Year: 2021
• Tongue: English
• Leaves: 227
• Series: My revision notes
• Edition: Second edition.
• Category: Library

✦ Synopsis

Set your students on track to achieve the best grade possible with My Revision Notes: OCR A Level Computer Science. Our clear and concise approach to revision will help students learn, practise and apply their skills and understanding. Coverage of key content is combined with practical study tips and effective revision strategies to create a guide that can be relied on to build both knowledge and confidence.With My Revision Notes: OCR A Level Computer Science, students can: Consolidate knowledge with clear, focused and relevant content coverage, based on what examiners are looking for Develop understanding with self-testing - our regular 'Now test yourself,' tasks and answers will help commit knowledge to memory Improve technique through exam-style practice questions, expert tips and examples of typical mistakes to avoid Identify key connections between topics and subjects with our 'Learning links' focus Plan and manage a successful revision programme with our topic-by-topic planner, new exam breakdown feature, user-friendly definitions throughout and questions and answers online

✦ Table of Contents

Cover
Book title
Copyright
My Revision Planner
1 The characteristics of contemporary processors, input, output and storage devices
Structure and function of a processor
Types of processor
Input, output and storage
2 Software and software development
Systems software
Applications generation
Software development
Types of programming language
3 Exchanging data
Compression, encryption and hashing
Databases
Networks
Web technologies
4 Data types, data structures and algorithms
Data types
Data structures
Boolean algebra
5 Legal, moral, cultural and ethical issues
Computing-related legislation
Moral and ethical issues
6 Elements of computational thinking
Thinking abstractly
Thinking ahead
Thinking procedurally
Thinking logically
Thinking concurrently
7 Problem solving and programming
Programming techniques
Computational methods
8 Algorithms
Algorithms
Now test yourself answers