System Analysis and Design
Which of the following is the most critical requirement of a Passenger Reservation System?

printing of tickets
graphical user Interface
ease of programming
None of these
response time

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System Analysis and Design
The approach used in top-down analysis and and design is

to identify a top level function and then create a hierarchy of lower level modules and components
to identify the top level functions by combining many smaller components into a single entity.
All of these
None of these
to prepare flowcharts after programming has been completed

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