System Analysis and Design

End of Module Questions - Part 2

Critique the following structure chart that depicts a guest making a hotel reservation. Describe the chart in terms of fan-in, fan-out, coupling, and cohesion. Redraw the chart to improve the design.

( 1 RESERVE ROOM )

( Hotel Full ) ( Reservation Record ) ( Preference Record ) ( Guest ID ) ( Updated Customer Record ) ( 1.1 LOCATE AVAILABLE ROOM ) ( 1.2 READ GUEST RECORD ) ( 1.3 ASSIGN ROOM AND PREFERENCE INTO ) ( 1.4 WRITE UPDATED CUSTOMER RECORD ) ( 1.5.1 WRITE NEW RESERVATION ) ( 1.5.2 PRINT RESERVATION CONFIRMATION ) ( 1.2.1 EDIT NEW GUEST RECORD ) ( 1.2.2 EDIT OLD GUEST RECORD ) ( 1.5 OUTPUT RESERVATION ) ( Date ) ( New Guest Record ) ( Old Guest Record ) ( Updated Reservation Record )

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