In an automated environmental monitoring network, diverse telemetry sensors (measuring soil moisture, air temperature, and solar irradiance) manufactured by different vendors must transmit real-time data packets to a central database server.
Explain what is meant by the term 'network protocol' and why it is required for successful communication between these diverse devices.
105 exam-style questions on AQA GCSE Computer Science Fundamentals of computer networks. Each one has a worked solution and a mark scheme showing where the marks go.