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8 Cards in this Set
- Front
- Back
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GANTT CHART |
a chart in which a series of horizontal lines shows the amount of work done or production completed in certain periods of time in relation to the amount planned for those periods. |
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SYSTEM FLOWCHART |
System flowcharts are a way of displaying how data flows in a system and how decisions are made to control events. To illustrate this, symbols are used. They are connected together to show what happens to data and where it goes. The basic ones include: Symbols used inflow charts. |
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DATA FLOW DIAGRAM |
A data flow diagram ( DFD) is a graphical representation of the "flow" of data through an information system, modelling its process aspects. A DFD is often used as a preliminary step to create an overview of the system, which can later be elaborated. |
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CONNECTIVITY DIAGRAM/WIRING DIAGRAM |
A wiring diagram is a simplified conventional pictorial representation of an electrical circuit. It shows the components of the circuit as simplified shapes, and the power and signalconnections between the devices. |
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DECISION TABLE |
A list ofdecisions and their criteria. Designed as a matrix, it lists criteria (inputs) and the results (outputs) of all possible combinations of the criteria. It can be placed into a program to direct its processing. |
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ENTITY RELATIONSHIP MODEL |
The entity-relationship model (or ER model ) is a way of graphically representing the logical relationships of entities (or objects) in order to create a database . |
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NORMALISATION |
It is a way of transforming a complex data stores and user views in to a set of smaller stable structures in addition to being smaller and stable normal structures are easy to manage. |
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PERT CHART |
PROGRAM EVALUATION REVIEW TECHNIQUE it is a diagram that represents the interdependence of work element and time. |
