Design data storage solutions
Practise only this domain. 42 questions with explanations, 20 at a time.
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- A utility company collects several million meter readings a day from smart devices. Analysts query the data each morning, and anything older than a month should move to a cheaper class of storage. Which platform is the best fit?Medium
- A public-records portal must keep serving read requests from a second region while the primary region is down, without first performing a failover. Which replication option meets this?Easy
- A design firm runs Linux render nodes and Windows workstations in Azure, and both must mount the same project volume. The volume must support NFS and SMB on the same data, and Windows users must authenticate against the corporate Active Directory. Which service fits?Hard
- A social app runs in two Azure regions and keeps user session tokens in a cache. If one region fails, users must keep their sessions without signing in again. Which service should hold the session state?Medium
- A research institute must move about 400 TB of microscope images into Azure Blob Storage. Its office uplink is 100 Mbps, and the project cannot wait months for the transfer. Which approach is most practical?Easy
- A SaaS vendor hosts several customer databases on one Azure SQL Managed Instance. One business operation must update an order in one database and an inventory row in another as a single transaction, rolling back fully if either write fails. What should the architect rely on?Hard
- An analytics team needs a warehouse holding several petabytes of history that many concurrent BI users query. Compute must be pausable and resizable without moving the data. Which service should the team use?Medium