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Aim

Introduction

Theory

Case Study

Pretest

Simulation

Procedure

Exercises

Posttest

References

Contributors

Feedback

Modeling Data Flow Diagrams

Choose difficulty:

Beginner

Intermediate

Advanced

How many processes are present in level-0 or context diagram?

a: 0 Explanation

Explanation

b: 1 Explanation

Explanation

c: 2 Explanation

Explanation

d: 3 Explanation

Explanation

External entities can appear in a DFD

a: At any level Explanation

Explanation

b: Only at level-0 Explanation

Explanation

c: Only at level-1 Explanation

Explanation

d: Either at level-0 or at level-1 Explanation

Explanation

Data flow in a DFD is not possible in between

a: Two processes Explanation

Explanation

b: Data store and process Explanation

Explanation

c: External entity and data store Explanation

Explanation

d: Process and external entity Explanation

Explanation

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