AZ-900 Azure Storage Services 2

Question 1

Which Azure Storage redundancy option keeps three copies of data within a single physical location in the primary region?

Accepted Answer

Locally redundant storage (LRS)

Answer

LRS replicates data three times within a single data center in the primary region.

Question 2

Which storage redundancy option synchronously replicates data across three availability zones in the primary region?

Accepted Answer

ZRS

Answer

Zone-redundant storage (ZRS) copies data across three availability zones within the primary region.

Question 3

What is the primary benefit of geo-redundant storage (GRS) over LRS?

Accepted Answer

Protection against a regional outage

Answer

GRS copies data to a secondary region, protecting against a full regional outage.

Question 4

Which Azure Storage service is best suited for storing large amounts of unstructured data such as images and videos?

Accepted Answer

Azure Blob Storage

Answer

Azure Blob Storage is optimized for storing massive amounts of unstructured object data.

Question 5

Which access tier in Azure Blob Storage offers the lowest storage cost but the highest access cost and latency?

Accepted Answer

Archive tier

Answer

The Archive tier has the lowest storage cost but data must be rehydrated before access.

AZ-900 Practice Test