information system
191a device or group of interconnected or related devices, one or more of which, pursuant to a programme, automatically processes computer data, as well as computer data stored, processed, retrieved or transmitted by that device or group of devices for the purpose of its or their operation, use, protection and maintenance. For these purposes, ‘computer data’ means a representation of facts, information or concepts in a form suitable for processing in an information system, including a programme suitable for causing an information system to perform a function.