Google Cloud Professional Data Engineer PDE — Topic 1 Question 120

Question

You are operating a Cloud Dataflow streaming pipeline. The pipeline aggregates events from a Cloud Pub/Sub subscription source, within a window, and sinks the resulting aggregation to a Cloud Storage bucket. The source has consistent throughput. You want to monitor an alert on behavior of the pipeline with Cloud Stackdriver to ensure that it is processing data. Which Stackdriver alerts should you create?

Accepted Answer

Correct answer: B. The correct answer is B. Option B: An alert based on an increase of subscription/num_undelivered_messages for the source and a rate of change decrease of instance/storage/ used_bytes for the destination This option meets the real-time / low-latency performance requirement.

Google Cloud Professional Data Engineer PDE — Question 120