Band 4/5 Response 2
The response demonstrates an understanding of transaction logs. It demonstrates knowledge of real-time processing support by the use of an example and clearly describes when batch processing would be a more appropriate solution. The data flow diagram of the vehicle entry subsystem is substantially correct. The response describes the collecting and storing/retrieval information processes involved in the car park system. The predicted application of the technology is discussed with consideration to security and the changing nature of work.