Candidates will be sitting their module(s) online, being monitored by remote proctoring (invigilation) and anti-plagiarism software, with timeslots to fit into the IRSE's international day.Candidates will be sitting:either Certificate in Railway Control Engineering Fundamentals (Module A) - available to anyone within, interfacing with or interested in the railway signalling and telecommunications industry, whether they are members of IRSE or notor between one (1) and three (3) modules from Advanced Diploma in Railway Control Engineering (Modules B, C and D), only if they have previously passed an exam module and are current IRSE members at any grade