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1) Which of the following is NOT the benefits of using Information Systems? A. Information System outages can cause shutdowns of transportation services in Hong

1) Which of the following is NOT the benefits of using Information Systems?

A. Information System outages can cause shutdowns of transportation services in Hong Kong.

B. The Internet distributes information to millions of people across the world so that people can get updated news instantly.

C. Managers of the supermarket can get more information about the purchase patterns and preferences of their customers.

D. People can use the Internet to distribute illegal copies of movies, software, songs and articles instantly.

E. None of the above.

2) Regarding Data Flow Diagram (DFD), which of the following statement is/are TRUE?

A. Data flows must be an input or output of a Process Box. Physical flows are sometimes represented by a dotted line.

B. Data Flow diagram (DFD) is a type of diagram that represents the sequences of a process or workflow.

C. External entities (people, place or organizations) are sources or destinations of data that are lying outside the context of the system.

D. Data stores can hold permanent, temporary, historical or extract data. Files receive inputs and outputs only from Processes, NOT from Externals or other Files.

E. None of the above.

3) Which of the following about operational system characteristic is/are TRUE?

A. Reports from operational systems are often used to compare the performance of one period to another period, and give useful feedbacks.

B. Operational systems produce periodic reports as output, e.g. weekly, daily and monthly reports.

C. Output information is very detailed, e.g. paychecks have details on the worksheet of each employees gross and net pay.

D. Transactions are frequent, repetitive and in high quantities.

E. None of the above.

4) Which of the following is/are the report(s) produced from tactical systems.

A. Drill down report and Summary report

B. Exception report and ad-hoc report

C. 3-year sales forecasts report

D. Key-indicator report

E. None of the above.

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