Describe Uses and Application of IoT Tools DATA-ENGINEERING-OPTIMIZE Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A city deploys smart parking sensors that detect whether a parking spot is occupied. The city wants to provide a mobile app that shows real-time parking availability to drivers. The sensor data is sent via LoRaWAN to a central gateway. Which processing pattern is most appropriate for this use case?

   • AEdge processing on each sensor to determine availability and send only changes
   • BBatch processing every hour to update the availability map
   • CStream processing on the gateway data to update a real-time availability dashboard
   • DStore all data in a data warehouse and query it for each app request
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   Which of the following is a common IoT data source that generates streaming data?

   • AA relational database table
   • BA batch processing job
   • CA temperature sensor on a factory machine
   • DA data warehouse
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   Which characteristic of IoT data refers to the varying degrees of trustworthiness and accuracy of the data?

   • AVelocity
   • BVeracity
   • CVariety
   • DVolume
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   Which storage solution is best suited for storing raw, unprocessed IoT data in its native format for later analysis?

   • AData warehouse
   • BRelational database
   • CData lake
   • DTime-series database
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   Which IoT analytics application is most likely to use real-time streaming data to trigger immediate actions?

   • AReal-time insights
   • BData archiving
   • CBatch analytics
   • DPredictive maintenance
   Reveal Solution Discussion Select an answer first