- A
Dataflow Prime
Why wrong: Dataflow Prime is a resource optimization feature, not a template type.
- B
Flex Template
Flex Templates support custom Docker images and runtime parameters, making them suitable for multi-environment reuse.
- C
Classic Template
Why wrong: Classic Templates are simpler but have limited parameter flexibility; not ideal for multiple environments.
- D
Cloud Composer workflow template
Why wrong: Cloud Composer is an orchestration tool, not a Dataflow template type.
Question 901 of 1,000
PDE Ingesting and Processing the Data Practice Question
This PDE practice question tests your understanding of ingesting and processing the data. Read the scenario carefully and evaluate each option against the stated constraints before committing to an answer. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A data engineer needs to create a Dataflow pipeline template that can be reused across multiple environments (dev, staging, prod) with different parameters (e.g., input Pub/Sub topic, output BigQuery table). Which template type should they use?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
Flex Template
Flex Templates (B) are the correct choice because they package a Dataflow pipeline as a Docker image, allowing environment-specific parameters (e.g., Pub/Sub topic, BigQuery table) to be passed at runtime via the --parameters flag. This enables true reusability across dev, staging, and prod without modifying the template code, unlike Classic Templates which require compile-time parameterization.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Dataflow Prime
Why it's wrong here
Dataflow Prime is a resource optimization feature, not a template type.
- ✓
Flex Template
Why this is correct
Flex Templates support custom Docker images and runtime parameters, making them suitable for multi-environment reuse.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Classic Template
Why it's wrong here
Classic Templates are simpler but have limited parameter flexibility; not ideal for multiple environments.
- ✗
Cloud Composer workflow template
Why it's wrong here
Cloud Composer is an orchestration tool, not a Dataflow template type.
Common exam traps
Common exam trap: answer the scenario, not the keyword
Cisco often tests the distinction between Classic Templates (compile-time parameterization) and Flex Templates (runtime parameterization), trapping candidates who assume all templates support the same level of parameter flexibility.
Detailed technical explanation
How to think about this question
Flex Templates use a Docker container that includes the pipeline code and dependencies, and the Dataflow service pulls this image from Artifact Registry or Container Registry at launch time. The --parameters flag supports runtime overrides for pipeline options, and the template metadata file (template.json) defines which parameters are required or optional, enabling validation before job submission. This is particularly useful in CI/CD pipelines where the same Flex Template can be deployed to different environments by simply changing parameter values.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A cloud solutions architect for a retail company is evaluating services for a new workload. The correct answer here reflects best practice for the specific scenario described — not a general cloud recommendation. Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option. Cloud exam questions reward reading the constraint carefully: the same technology can be right or wrong depending on the use case.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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Ingesting and Processing the Data — study guide chapter
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FAQ
Questions learners often ask
What does this PDE question test?
Ingesting and Processing the Data — This question tests Ingesting and Processing the Data — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Flex Template — Flex Templates (B) are the correct choice because they package a Dataflow pipeline as a Docker image, allowing environment-specific parameters (e.g., Pub/Sub topic, BigQuery table) to be passed at runtime via the --parameters flag. This enables true reusability across dev, staging, and prod without modifying the template code, unlike Classic Templates which require compile-time parameterization.
What should I do if I get this PDE question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
About these practice questions
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Last reviewed: Jul 4, 2026
This PDE practice question is part of Courseiva's free Google Cloud certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PDE exam.
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