Process Modeling Chao-Hsien Chu, Ph.D. School of Information Sciences and Technology The Pennsylvania State University DFD IDEF Flow Charting

Enterprise Modeling Requirement Analysis Normalization Data Modeling Process Modeling Process Analysis Process Improvement Process Redesign Data Management Organization Modeling Network Modeling

Building Blocks of Process Process Activity Work Item Data Item Scope Details Hierarchy

Process Modeling Understand the process - Interview or observe the operations - Divide the process into operations (activities, tasks) - What - Who, how, when, where, why Capture the process - Flow chart - Data flow diagram Analyze the process - Value - why, where, when Improve or redesign the process - Continuous improvement - Reengineering - Documentation

Understand the Process – What / Who Prepare and submit application (applicant) Receive and filing (HR) Review the application (HR, department) Request for reference (HR) Write reference and sent (References) Receive, check, review and summarize references (HR, department) Interview (Department) Hiring Decision (Department) Hiring processing (HR) Accepting … (applicant)

Issue of Capturing the Process Scope Ownership Operations breakdown How much details Abstract / evaporation Hierarchy

Capture the Process I WhoWhat, When, Where Applicant Search and Identify the opportunity Prepare required materials (resume, letter, statement, transcript, …) Fill the application (form) Submit the application (Mail, fax, on-line, deliver in person) Accept / decline the opportunity Personnel Receive and filing the application Review/check the application (complete) Request for references / check references Hiring processing Reference Write reference Sent reference Department Preliminary decision – reject, request for more information Review and summarize references Interview decision Interview applicant Hiring decision

Capture the Process - Charting WhoWhat, When, Where Applicant Personnel Department Reference Prepare application Receive & Check Review Reject or request more information Submit Filing Request for reference Receive Request

1 Receive & Review application Applicant Application Form Reference Folder 2 Check & Summarize references 3 Interview & Decision Applicant Folder Letter Request Letter of Reject or offer letters 4 Hiring Letter of Acceptance