Chapter 3 Planning Your Solution Problem Solving and Programming Concepts 9th Edition By Maureen Sprankle and Jim Hubbard

Overview Communicating with the Computer Organizing the Solution Introduction to UML Using the Tools Testing the Solution Coding the Solution Software Development Cycle

Good Quote Computers are only as good as their hardware, their software, and the people using them!

Analyzing the Problem Understand requirements: The given data The required results The processing that is required in the problem A list of solution alternatives

Figure 3.9 Flowchart Symbols

Figure 3.9 Flowchart Symbols

Figure 3.9 Flowchart Symbols

Figure 3.9 Flowchart Symbols

Figure 3.10 The Algorithms and Flowcharts for the Payroll Problem

Figure 3.10 The Algorithms and Flowcharts for the Payroll Problem

Figure 3.10 The Algorithms and Flowcharts for the Payroll Problem

Figure 3.10 The Algorithms and Flowcharts for the Payroll Problem

Figure 3.11 Order of Execution of Instructions

Software Development Cycle Analysis Design Development Implementation Maintenance and review

Analyzing the Problem Understand requirements: The given data The required results The processing that is required in the problem A list of solution alternatives

Figure 3.1 Problem Analysis Chart

Figure 3.2 Problem Analysis Chart for the Payroll Problem

Figure 3.3 The Interactivity Chart

Figure 3.5 The Interactivity Chart for the Payroll Problem

Figure 3.6 The IPO(input-processing-output) Chart

Figure 3.7 The IPO Chart for the Payroll Problem

Figure 3.13 Use Case Diagram

Figure 3.14 Use Case Diagram

Figure 3.15 Class Diagram of Books Class

Figure 3.16 Sequence Diagram

Figure 3.17 Sequence Diagram for Starting and Turning Off a Car Engine

Figure 3.18 Statechart Diagram

Figure 3.19 Activity Diagram