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Knowledge
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does a Data Flow Diagram (DFD) represent?
💡 Hint: Think about data movement.
Question 2
Easy
Define what a Context Diagram is.
💡 Hint: It’s the highest level of a DFD.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the primary purpose of Data Flow Diagrams (DFDs)?
- To show data movement
- To show control flow
- To predict system performance
💡 Hint: Think about what part of the system is highlighted in DFDs.
Question 2
True or False: Black holes in DFDs can be rectified by adding more data stores.
- True
- False
💡 Hint: Focus on what a black hole represents.
Solve and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given a set of business requirements for a hospital management system, create corresponding DFDs at Level 0 and Level 1, ensuring to detail the main processes and their respective data flows.
💡 Hint: Reflect on how patients and records interact.
Question 2
Identify a real-world system and analyze its DFD for potential balancing errors. Provide examples of observed discrepancies.
💡 Hint: Look for inputs at level 1 versus their outputs.
Challenge and get performance evaluation