Fundamental
Prepare and test your skills
Fundamental
Prepare and test your skills
Archive Tier for Rarely Accessed Compliance Logs
Free sample question, answered and explained below. The AZ-900 Microsoft Azure Fundamentals Exam practice bank has 688 more like it. Try 10 free: instant score, no account.
A financial company needs to store annual compliance audit logs in Azure Blob Storage for seven years to meet regulatory mandates. The requirements for storing these logs include:
- Data is rarely accessed after upload, typically remaining unread unless an external regulatory audit occurs.
- Minimizing ongoing monthly data storage capacity costs is the top priority.
- Several hours of retrieval latency is acceptable when data must be accessed.
Which Azure Blob access tier is best suited for this scenario?
Explanations
Hot tier
Hot tier
What the Hot Tier Is
The Hot tier is an online access tier optimized for storing data that is actively in use, frequently read, or frequently written.
Why It Doesn't Meet the Requirement
- Higher Capacity Costs: The Hot tier carries the highest data storage capacity costs compared to the Cool and Archive tiers. Storing inactive compliance logs in this tier for seven years would lead to excessive, unnecessary cloud spending.
- Unnecessary Performance: The Hot tier provides immediate, low-latency access, which is unnecessary for compliance records that can tolerate retrieval delays.
Key Characteristics and Limitations
- Optimized for Frequent Access: Designed for workloads where low-cost read and write operations outweigh higher capacity charges.
- Immediate Availability: Keeps data continuously online and accessible with millisecond response times.
- Default Account Tier: Commonly configured as the default tier for newly created general-purpose storage accounts.
This Answer Would Be Correct If
The data represented active customer files, current transactional databases, or media assets served daily on a high-traffic public website.
Archive tier
Archive tier
What the Archive Tier Is
The Archive tier is an offline storage tier within Azure Blob Storage designed specifically for storing data that is rarely accessed and can tolerate several hours of retrieval latency.
How It Meets the Requirements
- Lowest Storage Cost: The Archive tier offers the lowest storage capacity pricing among all Azure storage tiers, making it the most cost-effective option for retaining large volumes of compliance data over many years.
- Infrequent Access Pattern: Regulatory logs that are only inspected during occasional audits perfectly match the intended use profile for offline storage.
- Latency Tolerance: Because regulatory audits do not demand millisecond response times, the hours required to rehydrate data to an online tier align with business expectations.
Key Advantages and Capabilities
- Maximum Cost Savings: Dramatically reduces monthly spend on long-term data retention.
- High Durability: Retains the same enterprise-grade data durability and security controls as online storage tiers.
- Lifecycle Management Support: Works seamlessly with automated lifecycle management policies to transition aged blobs from hot or cool tiers.
- Flexible Retrieval Priorities: Offers standard and high-priority rehydration options depending on business urgency.
Why This Is Optimal
For compliance records stored for multi-year durations with rare access, storing data in online tiers like Hot or Cool results in unnecessarily high monthly storage costs. The Archive tier maximizes savings while ensuring data remains protected and retrievable when required.
Cool tier
Cool tier
What the Cool Tier Is
The Cool tier is an online storage tier optimized for storing data that is infrequently accessed and expected to remain stored for at least 30 days.
Why It Doesn't Meet the Requirement
- Suboptimal Storage Pricing: While the Cool tier has lower storage capacity costs than the Hot tier, it is significantly more expensive per gigabyte per month than the Archive tier.
- Over-Provisioned Availability: Data in the Cool tier remains online and accessible immediately, which exceeds the requirement where several hours of retrieval latency is acceptable.
Key Characteristics and Limitations
- Balanced Pricing Model: Lower storage costs combined with higher access and transaction fees compared to the Hot tier.
- Online Access: Provides immediate read and write access without requiring data rehydration.
- Short-to-Medium Term Retention: Commonly recommended for data not accessed for more than 30 days, such as short-term backups or monthly reports.
This Answer Would Be Correct If
The logs were required to be instantly searchable and inspected once or twice a month by internal analysts rather than sitting dormant for multi-year regulatory audits.
Data tier
Data tier
What the Data Tier Is
In software architecture, the data tier refers to the database or persistence layer within an N-tier architecture model, rather than an Azure Blob Storage access tier.
Why It Doesn't Meet the Requirement
- Architectural Concept, Not a Storage Tier: The data tier describes the physical or logical placement of databases and persistence mechanisms in an application stack, not a cost-optimization tier for blob storage.
- Does Not Control Storage Costs: Labeling a component as a data tier does not configure pricing, retention policies, or offline retrieval mechanisms in Azure Storage.
Key Characteristics and Limitations
- Separation of Concerns: Manages application state and business data independently from presentation and business logic layers.
- Network Boundary: Frequently placed in dedicated subnets protected by network security groups or firewalls.
- Architectural Scope: Encompasses services like Azure SQL Database, managed disks, or backend database servers.
This Answer Would Be Correct If
The question asked about designing a multi-layered application architecture that isolates database management from web front-ends and middle-tier business logic.
Try 10 interactive questions like this one, free
Answer them yourself and get your score the moment you finish. No account needed.
Full access includes
- 688 practice questions across all 3 exam domains
- Every answer explained: why it is right, and why the others are not
- Scout, an AI tutor that answers your follow-up questions
- Readiness tracking by domain, so you know when to book the exam
Related questions
Keep the momentum going with these hand-picked practice scenarios
FundamentalAZ-900 Microsoft Azure Fundamentals Exam
Azure Blob Storage Archive Tier
Describe storage tiers
FundamentalAZ-900 Microsoft Azure Fundamentals Exam
Azure Blob Storage Lifecycle Management
Describe storage tiers
FundamentalAZ-900 Microsoft Azure Fundamentals Exam
Azure File Sync Cloud Tiering
Describe storage tiers
FundamentalAZ-900 Microsoft Azure Fundamentals Exam
Azure Storage Encryption at Rest
Describe storage tiers
FundamentalAZ-900 Microsoft Azure Fundamentals Exam
Azure Functions vs Virtual Machines vs Containers
Compare compute types, including containers, virtual machines, and functions
IntermediateAZ-400 Designing and Implementing Microsoft DevOps Solutions Exam
Managed Identity for Azure DevOps Service Connections
Implement and manage Azure DevOps service connections and personalaccess tokens
Last updated Validated