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16. 

Which of the following is the most critical requirement of a Passenger Reservation System?
A. ease of programming
B. response time
C. graphical user Interface
D. printing of tickets
E. None of the above
17. 

Announcement of MIS implementation is made by
A. operational level managers
B. tactical level managers
C. the president
D. All of the above
E. None of the above
18. 

A problem's _____ will answer the question, "What does the user want to see either printed or displayed on the screen?"
A. Input
B. Output
C. Processing
D. Purpose
E. None of the above
19. 

A graphic representation of an information system is called
A. flow chart
B. pictogram
C. data flow diagram
D. histogram
E. None of the above
20. 

The outstanding Invoice file should be stared on a Pardon Access Storage Device if
A. invoice data entry is on-line.
B. payment recording is done in a batch rode
C. inquires concerning payable are to be answered on-line
D. last record points to the first record
E. None of the above