Isaca CDPSE Exam - Topic 10 Question 72 Discussion

Actual exam question for Isaca's CDPSE exam

Question #: 72
Topic #: 10

Which of the following is the MOST effective use of data flow diagrams when implementing a data privacy compliance program?

AProcessing personal data with clarity and ease

BIllustrating where personal data resides in systems

CMapping personal data at rest

DIdentifying where personal data is in transit

Show Suggested Answer

Suggested Answer: B

Data flow diagrams (DFDs) are most valuable for illustrating the locations and movements of personal data across systems and processes, which is essential for compliance mapping and controls. Mapping at rest (C) or transit (D) are subsets of this broader view, while (A) is vague.

''DFDs identify where personal data resides and flows, supporting compliance and risk management.''

by Winfred at Nov 20, 2025, 01:54 PM

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Katina

10 hours ago

Wait, are we really mapping data at rest? Sounds complicated!

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Bettina

6 days ago

A seems too vague for compliance.

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Gilma

11 days ago

I think D is just as important, though.

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Junita

16 days ago

B is definitely the most effective choice!

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Lourdes

21 days ago

B) Gotta know where the data lives before you can protect it. Data flow diagrams are the GPS of the privacy world.

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Launa

26 days ago

C) Mapping personal data at rest is a great way to start, but you can't stop there.

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Yen

1 month ago

A) Processing personal data with clarity and ease? That's like trying to herd cats while juggling chainsaws.

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Tamekia

1 month ago

I’m leaning towards A because processing data clearly is essential, but I wonder if it really addresses compliance as effectively as the others.

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Annamae

1 month ago

I feel like mapping personal data at rest (option C) could be important, but it might not be the most effective use in this context.

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Annamae

2 months ago

I remember practicing a question similar to this, and I think identifying data in transit is crucial too, so maybe D is also a strong contender.

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Kallie

2 months ago

I feel pretty confident that B is the right answer here. Visualizing the data flows and where the personal information is located is crucial for designing an effective compliance program. The other options seem more like tactics, whereas B gets to the heart of the matter.

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Clement

2 months ago

Hmm, I'm leaning towards D. Identifying where personal data is in transit seems like it would be really important for ensuring proper handling and security measures. But I can see the value in B as well. Tough call.

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Devorah

2 months ago

D) Identifying where personal data is in transit is crucial for ensuring data privacy.

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Jesus

2 months ago

I think option B makes the most sense since it shows where personal data is stored, but I'm not entirely sure.

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Sheridan

3 months ago

C is crucial, but B really shows the whole picture.

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Leslie

3 months ago

B) Illustrating where personal data resides in systems is the most effective use of data flow diagrams for a data privacy compliance program.

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Hui

3 months ago

I'm a bit confused on this one. I'm not sure if mapping personal data at rest (C) or identifying where it's in transit (D) might be more important than just illustrating where it resides. I'll have to think this through carefully.

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Becky

3 months ago

I think B is the most effective use of data flow diagrams for a data privacy compliance program. Illustrating where personal data resides in systems is crucial for understanding the data landscape.

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Mitsue

2 months ago

I agree, B really helps visualize data locations.

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