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There is a difference between system documentation and user documentation in the information systems world system documentation is much more technical user documentation is descriptive language designed to speak to the average user of the software or system as opposed to an it worker. Learning objectives after studying this chapter you should be able to prepare and use data flow diagrams to understand evaluate and document information systems prepare and use flowcharts to understand evaluate and document information systems. Chapter 3 systems documentation techniques dr romneys class study play terms in this set documentation and output in an information system program flowchart graphical description of the sequence of logical operations a computer performs as it executes a program. Systems documentation techniques a flowcharts probably the most common systems technique a symbolic diagram that shows the data flows and sequence of operations in a system flowcharts use a standard set of symbols to describe the transaction processing . Page 1 of 13 chapter 3 systems development and documentation techniques instructors manual learning objectives prepare and use data flow diagrams to understand evaluate and design information systems prepare and use flowcharts to understand evaluate and design information systems questions to be addressed in this chapter include what is the purpose of documentation