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PROFESSIONAL-CLOUD-ARCHITECT · Question #179
Your company wants to track whether someone is present in a meeting room reserved for a scheduled meeting. There are 1000 meeting rooms across 5 offices on 3 continents. Each room is equipped with a m
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Submitted by mike_84· Mar 30, 2026Designing and planning a cloud solution architecture
Question
Your company wants to track whether someone is present in a meeting room reserved for a scheduled meeting. There are 1000 meeting rooms across 5 offices on 3 continents. Each room is equipped with a motion sensor that reports its status every second. You want to support the data upload and collection needs of this sensor network. The receiving infrastructure needs to account for the possibility that the devices may have inconsistent connectivity. Which solution should you design?
Options
- AHave each device create a persistent connection to a Compute Engine instance and write
- BHave devices poll for connectivity to Cloud SQL and insert the latest messages on a regular
- CHave devices poll for connectivity to Cloud Pub/Sub and publish the latest messages on a regular
- DHave devices create a persistent connection to an App Engine application fronted by Cloud
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Topics
#Cloud Pub/Sub#IoT ingestion#sensor network#intermittent connectivity