Durable Function


use the durable function SDK to wait for external events



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use the durable function SDK to wait for external events

You are creating an Azure durable function that sends alert to variable devices when server weather conditions are detected. the function will use an external API to detect severe weather conditions. you need to develop this function. which pattern should you use?



  1. function chaining

  2. fan out fan in

  3. monitor

  4. human interaction

you are developing an Azure function app that generates end of day reports for retail stores. all stores close at 11:00 PM each day. reports must be run one hour after closing. you configure the function to use a timer trigger that runs at midnight. customers in western United States Pacific Time zone (UTC – 8) reports that the Azure function runs before the store closes. you need to ensure that the Azure function runs at midnight in a Pacific Time zone. what should you do?



  1. configure the Azure function to run in the West US region

  2. add an app settings named website time zone that uses the value Pacific Standard Time

  3. change the timer trigger to run at 7:00 AM

  4. update the Azure function to a premium plan

You need to create a data processing pipeline that uses Azure durable functions. the pipeline must accept images from HTTP request and perform image normalization, optical character recognition (OCR) and grammar extraction. the pipeline must store the results in a database. which pattern should you use?



  1. function chaining

  2. fan out/fan in

  3. async HTTP API

  4. monitor

  5. Human interaction

You are developing an Azure function app that runs in an app Service plan. the Azure function is triggered by a timer object. you observed that the Azure function does not reliably trigger when scheduled. which two actions should you perform?




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