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WorksheetsLESSON 3
Total questions: 10
Worksheet time: 5mins
Which diagram is best suited for emphasizing the processing aspects of data within a system?
Flowchart
Data flow Diagram
Data process Diagram
Entity relation diagram
In a Data Flow Diagram (DFD), what does the diamond shape represent?
Data Process
Decision Point
External Entity
Data Store
What is the primary purpose of using flowcharts in system documentation?
Representing data flow
Illustrating logical sequences
Emphasizing decision points
Showing relationships between entities
In a flowchart, which shape is commonly used to represent a process or task?
Rectangle
Circle
Diamond
Parallelogram
IWhich component is unique to Data Flow Diagrams (DFD) compared to flowcharts?
Process
Decision
Data Store
External Entity
What does a rectangle typically represent in a Data Process Diagram?
Data Process
Decision Point
External Entity
Data Store
In a Data Flow Diagram (DFD), what does an arrow represent?
Data Flow
Process
Decision Point
Data Store
Which diagram is most suitable for illustrating the relationships between different data entities in a system?
Flowchart
Data Flow Diagram (DFD)
Data Process Diagram
Entity-Relationship Diagram (ERD)
What is the primary purpose of using Data Flow Diagrams (DFD) in system documentation?
Emphasizing decision points
Representing logical sequences
Illustrating data flow
Showing relationships between entities
In a Data Process Diagram, what does a parallelogram typically represent?
Data Process
Decision Point
External Entity
Data Store
