MCQs on Introduction to Azure Disk Storage | Azure Disk Storage

Azure Disk Storage provides high-performance, scalable, and secure disk storage options for virtual machines and cloud applications. This section covers an overview of Azure Storage, disk types, and storage options like HDDs, SSDs, and Ultra SSDs.

MCQs on Azure Disk Storage

Section 1: Overview of Azure Storage

1. What is the primary purpose of Azure Disk Storage?
   a) To store backup data only
   b) To store disk data for virtual machines
   c) To manage databases
   d) To manage application data
2. Which of the following is NOT a component of Azure Storage?
   a) Blob Storage
   b) Queue Storage
   c) File Storage
   d) Docker Storage
3. Azure Disk Storage is typically used for:
   a) Storing unstructured data
   b) Running virtual machines
   c) Hosting web applications
   d) Caching web data
4. Which of the following does Azure Disk Storage offer for high availability?
   a) Geo-replication
   b) Vertical scaling
   c) Elastic load balancing
   d) Horizontal scaling
5. What type of data is typically stored in Azure Disk Storage?
   a) Structured data
   b) Unstructured data
   c) Static web content
   d) Large video files

Section 2: Types of Disks (Managed vs. Unmanaged)

6. What is the key difference between managed and unmanaged disks in Azure?
   a) Managed disks are more expensive
   b) Unmanaged disks require more manual management
   c) Unmanaged disks support automatic scaling
   d) Managed disks have lower performance
7. Which type of disk in Azure is most commonly used for production workloads?
   a) Unmanaged disk
   b) Managed disk
   c) Premium SSD
   d) Standard HDD
8. What is required for an unmanaged disk in Azure?
   a) A storage account
   b) A separate backup service
   c) A custom VM image
   d) A load balancer
9. Which type of Azure disk can be easily backed up using Azure Backup service?
   a) Unmanaged disk
   b) Managed disk
   c) Premium SSD
   d) Ultra SSD
10. When using unmanaged disks in Azure, what do you need to manually manage?
    a) Virtual machine instances
    b) Virtual network connections
    c) Storage account and disks
    d) Scaling and load balancing

Section 3: Disk Storage Options (Standard HDD, Standard SSD, Premium SSD, Ultra SSD)

11. What is the primary benefit of using Standard HDD disks in Azure?
    a) High performance
    b) Low cost
    c) Faster data transfer
    d) High availability
12. Which disk type in Azure offers the best performance for high-IOPS workloads?
    a) Standard SSD
    b) Premium SSD
    c) Standard HDD
    d) Ultra SSD
13. Which of the following disk types in Azure is designed for enterprise-level production workloads?
    a) Standard SSD
    b) Premium SSD
    c) Standard HDD
    d) Ultra SSD
14. Which Azure disk type offers the lowest latency for workloads requiring fast response times?
    a) Standard HDD
    b) Premium SSD
    c) Standard SSD
    d) Ultra SSD
15. What is the key advantage of using Ultra SSD in Azure?
    a) It is cost-effective
    b) It provides high throughput and low latency
    c) It has a long lifespan
    d) It offers more storage capacity
16. Which disk type in Azure would be most suitable for archival storage?
    a) Standard HDD
    b) Premium SSD
    c) Ultra SSD
    d) Standard SSD
17. For high-performance applications that require both high throughput and low latency, which disk type would you choose?
    a) Premium SSD
    b) Standard SSD
    c) Standard HDD
    d) Ultra SSD
18. Which Azure disk option is optimized for development and testing environments?
    a) Premium SSD
    b) Ultra SSD
    c) Standard SSD
    d) Standard HDD
19. Which disk type in Azure offers durability with replication options for data?
    a) Premium SSD
    b) Standard SSD
    c) Ultra SSD
    d) Standard HDD
20. What is the performance characteristic of Standard HDD disks in Azure?
    a) High throughput and low latency
    b) Low cost and moderate performance
    c) High durability
    d) Enterprise-grade performance

Section 4: Azure Disk Performance and Scalability

21. Which of the following is an advantage of Premium SSD over Standard SSD?
    a) Lower latency
    b) Higher cost
    c) Higher storage capacity
    d) Higher durability
22. Which Azure disk type offers the ability to scale both IOPS and throughput independently?
    a) Premium SSD
    b) Ultra SSD
    c) Standard SSD
    d) Standard HDD
23. What performance metric is particularly important for Ultra SSD disks in Azure?
    a) IOPS (Input/Output Operations Per Second)
    b) Storage capacity
    c) Data durability
    d) Cost-effectiveness
24. How does Azure ensure high availability for managed disks?
    a) By creating multiple copies of each disk
    b) By using virtual machines in different regions
    c) By offering automatic load balancing
    d) By scaling storage based on demand
25. Which of the following is a characteristic of Premium SSD in Azure?
    a) It is designed for low-cost solutions
    b) It offers high-performance and low-latency
    c) It is suitable for backup storage
    d) It is ideal for cold data storage
26. Which disk type is recommended for scenarios with high disk read and write operations?
    a) Premium SSD
    b) Standard HDD
    c) Ultra SSD
    d) Standard SSD
27. Which Azure disk storage option is ideal for hosting virtual machines with high availability?
    a) Standard HDD
    b) Premium SSD
    c) Standard SSD
    d) Ultra SSD
28. Which of the following disk types is appropriate for workloads with unpredictable performance requirements?
    a) Standard SSD
    b) Ultra SSD
    c) Premium SSD
    d) Standard HDD
29. What is a key factor to consider when choosing between managed and unmanaged disks in Azure?
    a) Performance needs
    b) Storage account management
    c) Backup frequency
    d) Cost of usage
30. When choosing a disk for critical production workloads, which disk type is the most suitable?
    a) Standard HDD
    b) Standard SSD
    c) Premium SSD
    d) Ultra SSD

Answers