LESSON 3

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