APPLY YOUR KNOWLEDGEComplete the following questions. PLEASE USE THIS DOCUMENT FOR YOUR ASSIGNMENT.File Name for assignment should be saved as LastNameFirstName_AYK.1.Project Scope & ConstraintsThe new payroll system project has been approved. The new system will reduce clerical time and errors, improve morale in the payroll department, and avoid possible fines and penalties for noncompliance. The system must be installed by January 1st to meet new federal reporting rules, all expenses must be approved in advance, and the system should have a modular design if possible. The new system is expected to be announcedin a year-end report if it is ready by mid-December.1.Why is it important to define the project scope? How would you define the scope of the payroll project in this case? 2.Based upon the project scope, identify the constraints, and identify its characteristics: present versus future, internal versus external, and mandatory versus desirable. 3.What questions would you ask to determine the feasibility of this project? 4.Given the project time constraints, could you shorten any of the typical steps in the preliminary investigation phase? Which ones? Explain your answer.2.Data and Process ModelingAs a senior systems analyst at a growing IT consulting firm. You are leading the development team for a major client. Your responsibility is to explain data and process modeling to the two newly hired junior analysts before meeting with the client.

1.Describe the rules for creating DFDs. 2.What data flow and process combinations must be avoided when creating a DFD? 3.Explain what a diagram 0 is and how it is used. 4.Review the order system context diagram on page 152 and compare it with the order system diagram 0 DFD on page 155. Answer the following questions: (a) How many external entities are shown in each diagram? (b) In each diagram, how many data flows connect to the external entities? (c) How many processes are identified in the diagram 0 DFD? (d) Could the data store have been shown in the context diagram? Why or why not? 3. Data Flow Diagrams There is an online store for a line of high-quality kitchen utensils and gadgets. When customers place orders on this companys Web site or through electronic data interchange (EDI), the system checks to see if the items are in stock, issues a status message to the customer and generates a shipping order to the warehouse, which fills the order. When the order is shipped, the customer is billed. The system also produces various reports. 1. List four elements used in DFDs and explain how they are used. 2. Draw a context diagram for the order system.3. Explain the importance of leveling and balancing.