Digital Technology study guides

A deep-dive WJEC GCSE Digital Technology guide to the Digital communications content of Unit 1. Covers the main communication methods and how to choose between them, how to judge the reliability of online sources, and the benefits and risks of social networking for individuals and organisations.

A deep-dive WJEC GCSE Digital Technology guide to the Cyber security content of Unit 1. Covers cyber threats and vulnerabilities, technical and behavioural protection methods, the consequences of attacks and recovery through backups and continuity planning, and the main laws: data protection, the Computer Misuse Act and copyright.

A deep-dive WJEC GCSE Digital Technology guide to the Data content of Unit 1. Covers binary representation, images and sound, the units of storage and file-size calculations, lossy and lossless compression, and the main storage media, with the calculation methods the exam repeats.

A deep-dive WJEC GCSE Digital Technology guide to the impact of digital technology content of Unit 1. Covers the digital shift in work and business and new monetisation models, emerging technologies such as AI, IoT and VR/AR, and the ethical, social and environmental impacts including privacy, the digital divide, e-waste and energy use.

A concise overview guide to the WJEC GCSE Digital Technology non-exam assessment. Explains how the two NEA components fit the qualification alongside the Unit 1 exam, what practical digital work they involve, and how the systems development life cycle, testing, evaluation and the legal rules apply.

A deep-dive WJEC GCSE Digital Technology guide to the Digital technology systems content of Unit 1. Covers input-process-output and embedded systems, LANs and WANs, network hardware, the internet and the Web, operating systems, utility and application software, and the systems development life cycle.