(a) Explain types of knowledge management system that can be used to enable information system activities based on the knowledge management value chain in Figure 1 below. Figure 1: Knowledge Management Value Chain Data and Information. Acquisition Collecting Storing Disseminating 1 Feedback Acquire Knowledge discovery Data mining Neural networks Genetic algorithms Knowledge workstations Expert knowledge networks Knowledge culture Communities of practice Personal networks Organizational practices/routines Knowledge Business Value Chain Knowledge Management Systems Information System Activities Store Document management systems Knowledge databases Expert systems Mana Disseminate Intranet portals. Push e-mail reports Search engines Collaboration and Organizational Activities Training Informal networks Organizational culture Organizational routines Organizational culture Apply Decision support systems Enterprise applications. New IT-based business processes New products and services New markets (15 marks)