Azure Storage Solutions Flashcards

Which Azure Blob Storage access tier is designed for data that is rarely accessed and stored for at least 180 days, with the lowest storage cost but highest retrieval cost?

Answer: Archive tier

The Archive tier offers the lowest storage price for rarely accessed data but requires rehydration (hours) before data can be read.

Which Azure Storage redundancy option replicates data synchronously across three availability zones within the same region?

Answer: ZRS

Zone-Redundant Storage (ZRS) replicates data synchronously across three availability zones in a single region, protecting against datacenter failures.

What is the maximum size of a single Azure Blob?

Answer: 190.7 TB

A single block blob in Azure Blob Storage can be up to approximately 190.7 TB (200 GB per block × 50,000 blocks).

Which Azure service provides a fully managed, cloud-native NFS and SMB file share that can be mounted by Windows, Linux, and macOS clients?

Answer: Azure Files

Azure Files provides fully managed cloud file shares accessible via SMB and NFS protocols, mountable directly on VMs and on-premises machines.

What feature of Azure Storage allows you to automatically move blobs between access tiers based on age or last access time?

Answer: Lifecycle Management Policies

Azure Blob Lifecycle Management policies automatically transition or delete blobs based on rules you define, such as moving to Cool after 30 days.

Which Azure Storage feature ensures blobs cannot be deleted or modified for a specified retention period, supporting WORM compliance requirements?

Answer: Immutable Blob Storage

Immutable Blob Storage enforces a WORM (Write Once, Read Many) policy, preventing deletion or modification for compliance retention periods.