Answer-first summary for fast verification
Answer: --maxNumWorkers
The correct answer is `--maxNumWorkers`. This parameter allows you to limit the number of workers used by your Cloud Dataflow job, effectively controlling the processing resources during testing. The other options provided are not valid parameters for this purpose in Cloud Dataflow. For more details, refer to the [Cloud Dataflow documentation](https://cloud.google.com/dataflow/docs/guides/deploying-a-pipeline).
Author: LeetQuiz Editorial Team
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When developing a new Cloud Dataflow pipeline, you want to restrict the processing resources during the testing phase. Which parameter should you specify when running your new Cloud Dataflow job to achieve this?
A
--maxContainers
B
--jobWorkers
C
--maxNumWorkers
D
--maxVMs
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