Practice question 216 of 400 · medium
VM Scale Set workers can be replaced, but user sessions are stored only in each worker's local memory. Which two design choices improve service continuity? Select 2 answers.
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- Route requests to healthy workers using a suitable frontend and probes
- Externalize or deliberately replicate state in a resilient service
Resilient state and healthy routing enable replacement workers to serve correctly. A scale set does not reconstruct arbitrary memory; extra stateless capacity alone does not retain sessions. Source guide: PDF page 40.
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