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Data Flow charts - Essay Example

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The data flow diagrams is a modelling technique that allows use of pictures to convey how information data flows through the systems connected by pipelines of data (Thomas Hathaway, 2015). The flow of information shows the source and the destination of the data.
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"Data Flow charts"

Download file to see previous pages ss called decomposing, modelling hierarchy or leveling; this process of leveling is series of detailing diagrams until all the primitive functions are properly identified. When DFD fits on a single window is known as level 1 DFD. Level 2 is a DFD that expands the level 1 or top-level. All the levels below are level 3, level 3 and so on. A level that cannot be further be decomposed is called bottom-level process (Systems Analysis and Design, n.d.).
Flowchart assists the auditors and accountants in analyzing the current system of the organization for the control loopholes and weakness ants the reporting the same to the management. This assists the auditors in defining the audit trail, follow it up and finally evaluate the system. Further it assists in assessment of the control risk of the company.
The system analyst use the flowcharts to show how the information flows in an organization environment, thus each department is evaluated on the data is receiving and sending and makes sure only the valid and necessary data is ...Download file to see next pagesRead More
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