I need some explanation for these questions. Thanks

25. A computer program that imitates human thinking is a(n) A) B) C) D) information interface decision support system enterprise resource planning system expert system 26. A firewall scrambles data and makes it difficult for unauthorized users to view the data, A) True B) False 27. Jeanne, a production manager, is developing timetables that specify how long each operation in the production process takes and when workers should perform it. Jeanne is engaged in the A) planning B) outing C) scheduling D) dispatching step of production control. 28. What was the best thing about this class? What was the worst thing about this class? Thanks. (Everyone gets a point for this question.) 29. Fiona has initiated a project to establish a company website for interactive electronic commerce that encourages customers to provide the company with information on their purchase decision factors, post-purchase evaluations, lifestyles, and future expectations for service. Fiona plans to use the Internet for A) market segmentation B) end-use segmentation C) organization marketing D) relationship marketing 30. The last step in production control is to spot problems in the production process and inform management of needed adjustments. This phase is called A) evaluation B) dispatching C) follow-up D) process control