Question: Consider the following informal statement of requirements for a system: The system processes various commands from the operator of a chemical plant. The most important commands are:
• calculate and display average temperature for a specified reactor for the day period;
• calculate and display average pressure for a specified reactor for the day period;
• calculate and display a simunary of the temperature and pressure averages. The operator can also choose to send the results to an urgent electronic bulletin board if necessary.