As the Dilbert cartoon suggests, you should understand a problem before you decide that a
database is the solution.You will learn more about systems design topics, including database
design, in the systems design phase.
Systems design is the third of five phases in the systems development life cycle. In the previous
phase, systems analysis, you developed a logical model of the new system. Now you will work on
a physical design that will meet the specifications described in the system requirements docu
ment.Your tasks will include user interface design, data design, and system architecture.The deliv
erable for this phase is the system design specification.