1) Which of the following statement(s) is/are TRUE? A. A system is an integrated set of components or entities, that interact to achieve a particular function or goal. B. Throughput is the time it takes to respond to user interactions such as a mouse click. C. Information System outages can cause shutdowns of transportation services in Hong Kong. D. System availability is the number of hours that a system is available for users. E. System feedback is the flow of information from the input to the decision maker, who may modify the output or the processes (closed loop). 2) The main purpose of an information system is to convert A. English letter, machine code B. analog signal, digital form C. valuable information, data D. number, ASCII format E. data, valuable information into 3) Which of the following is/are NOT stage(s) in decision making and problem-solving? A. Design B. Implementation C. Reporting D. Intelligence E. Controlling 4) summarizes previous period's critical activities and is available at the start of each workday for managers to take quick and corrective actions on important problems. E.g. previous day's sales volume or inventory level. A. Demand report B. Exceptions report C. Ad-hoc report D. Drill down report E. None of the above