Top Azure Interview Questions [2024]

Preparing for an Azure interview is not an overnight task. Getting the job of your dreams means showcasing an in-depth understanding of Azure concepts, best practices, and services. This compilation of these top Azure interview questions is to direct aspirants on the right preparation path.

There are different segments for freshers, intermediates, and experienced professionals. Additionally, we've inserted distinct sections for Azure data engineer, Azure administrator, and Azure developer interview questions. These questions, along with your experience and expertise, are enough to ensure that the interview is aced.

Explore igmGuru Azure certification course program to unlock career opportunities.

Azure Basic Interview Questions

Irrespective of the experience level, there are certain Azure basic interview questions that can be asked during an interview. These basic ones are among those.

Q1. Explain Azure Cloud Service in brief

Azure Cloud Service was crafted to provide support to applications that require high reliability, availability and scalability. This platform as a service (PaaS) makes all this feasible within minimal operation costs. They are employed to deploy multi-tier, web-oriented apps.

Q2. An Azure, what does a role instance mean?

A role instance in Azure refers to a virtual machine (VM). This is where the app code runs with the aid of running role configurations. Depending upon the definition available in the cloud service config. Files, multiple instances can also be there.

Q3. How does Azure Diagnostics API help organizations?

There are many ways in which Azure Diagnostics API helps organizations. These include -

• Collecting diagnostic data from apps running on Azure. Data here includes system event logs, performance monitoring, etc.
• Building visual chart representations to enhance monitoring.
• Verbose monitoring of the data collected.

Question 4. Explain different cloud deployment models.

There are three primary cloud deployment models.

• Private Cloud - This cloud infrastructure is either exclusively owned by the organization, or offered to only them by the cloud provider.
• Public Cloud - This cloud infrastructure is owned by the cloud provider and is lent out to many enterprises. The space is shared but there's still security.
• Hybrid Cloud - Its features lie somewhere in the between. Organizations can use aspects of both the above-mentioned clouds and get the best combination that suits them.

Azure Interview Questions for Intermediates

When someone gains a few years of experience and wishes to step into a better job, they'll notice that the nature of questions have changed. The category they should look for is Azure interview questions for intermediates to help them ace their interview.

Q5. What is meant by Azure VM Scale Sets?

Virtual Machine Scale Sets or VMSS by Azure is a Microsoft service that aids in creating and managing sets of identical , auto-scaling VMs. The quantity of these VMs move up or down automatically as per the demand or the scheduled conditions.

VMSS proves highly beneficial for apps that have unpredictable or variable workloads. A group of VMs having identical configurations can be deployed using this service.

Q6. What should be done in case a drive failure occurs?

If a drive failure occurs, these steps should be taken -

• The Azure Storage should keep functioning without any fail. The drive should not be mounted.
• The drive must be replaced to get it remounted and formatted.

Q7. Explain CSPack in Azure.

This command-line tool produces the service package file, along with preparing for an app to be deployed in Compute Emulator or Azure. The CSPack in Azure utilized the contents found in the service configuration file & service definition file to further define the package contents. It generates an app package file called .cspkg.

It can be uploaded to Azure with the use of the Azure portal.

Q8. Can someone login to a Linux VM without a password?

Yes, it's possible to login to a Linux VM without a password. For this, the Key Vault mapping should be used on any Admin VM.

You May Also Read - Microsoft Azure Tutorial- A Guide For Beginners

Azure Interview Questions and Answers for Experienced

These Azure interview questions and answers for experienced professionals are imperative to crack any interview.

Q9. What is Azure Scheduler?

With Azure Scheduler, it becomes easy to invoke some specific background trigger activities or events. These include presenting a message on queue or calling HTTP/S endpoints. It's a cloud-based service that is usable in various scenarios.

Some of Azure Scheduler's best use cases are-

• Automating maintenance tasks
• Sensing recurring notifications/ emails
• Stress or load testing
• Regular data collection & analysis
• Invoking logic apps/ Azure functions
• Job chaining
• Microservices coordination

Q10. How many types of storage services are offered by Azure?

Azure offers 4 types of storage services.

• Azure Blob Storage - It's the most common storage type in Azure and is apt for workloads requiring high-capacity storage. It is durable, scalable and also handles smaller workloads well.

• Azure Files - It's a managed file storage by Microsoft in the cloud. This cloud-based file server is managed by Microsoft for the customers and offers support to both NFS (Linux) and SMB (Windows) file shares.

• Azure Queue Storage - It's a lesser-known storage type in Azure but one that is useful. It was specially crafted by Microsoft to store queue messages, which are instructions associated with a web app.

• Azure Table - This storage type stores humongous quantities of structured data. It's akin to a NoSQL offering, which is a non-relational DB that works as an attribute store. This managed product enables admins to concentrate on their data without worrying about maintaining or managing the server infrastructure.

Q11. Explain profiling in reference to Azure.

Profiling in Azure refers to a procedure that measures an application's performance analysis. This process is carried out to ensure that the app is steady and sufficient to maintain overwhelming traffic. Visual Studio provides various tools to gather information on performance that further aids in troubleshooting issues.

Q12. How is a resource group created in Azure?

To create a resource group, follow these steps -

1. Login at the Azure portal.
2. Select 'Resource groups' in the menu.
3. Click on 'Add'.
4. Fill in the necessary details.
5. Click on 'Review + Create'.
6. Click on 'Create' after validation.

Azure Developer Interview Questions

Become an Azure developer by studying these key Azure interview questions related to this profile.

Q13. Define IaaS, SaaS and PaaS.

• IaaS - Infrastructure as a Service (IaaS) offers a suite of capabilities including network connectivities, OS, etc. present at the infrastructural level. These are provided on a pay-as-you-go scheme.
• SaaS - Software as a Service (SaaS) are apps delivered via the service delivery model wherein apps are consumed and utilized by an enterprise.
• PaaS - Platform as a Service (PaaS) is primarily about the underlying infrastructure abstraction. It facilitates developers in carrying out development of apps quickly and without fretting about hosting management.

Q14. How can a code be executed with Azure if the server is not there?

Even if there is no server, code can be executed with the help of Azure functions. These functions break down the complexity level of the orchestration. They also enable connection with other services without any integration coding, speeding up the development process.

A lot of developer's efforts and time is saved as they can divert their focus towards business logic code.

Q15. Explain the different types of backups in Azure.

The three types of backups options in Azure are -

• Locally Redundant Storage (LRS) - Here, the data is replicated thrice in a storage scale unit inside a datacenter. Every copy is present in the same region. It's a good low-cost option that offers protection from local hardware failures.
• Geo-Redundant Storage (GRS) - It's the recommended replication option that's selected by default. With this, the data is replicated to another region. While it's a bit more expensive than LRS, it offers better durability.
• Zone-Redundant Storage (ZRS) - It copies the data in availability zones, leading to guaranteed data resilience and residence in the same region. It is mostly used for critical workloads that need data residency as it has zero downtime.

Q16. What all can be backed up in Azure?

These are the elements that can be backed up in Azure -

• Azure VMs
• Azure files shares
• On-premises
• Azure blobs
• SAP HANA DBs in Azure VMs
• Azure Kubernetes service
• Azure managed disks
• Azure DB for PostgreSQL (Flexible) server
• SQL server in Azure VMs

You May Also Like - What Is Azure Blueprint? How It Can Help In 2024?

Azure Data Engineer Interview Questions

Preparing for a particular profile means having knowledge about the kind of questions that can be asked associated with that role. These Azure data engineer interview questions are leading ones in the field.

Q17. Which service is majorly used for creating a data warehouse in Azure?

Azure Synapse refers to an unlimited analytics service. It amalgamates enterprise data warehousing and big data analytics. With this service, users get the freedom to query data on singular terms to either use provisioned or serverless on-demand resources at scale.

Q18. Explain Dedicated SQL Pools.

Dedicated SQL Pool pertains to a feature suite. It uses Azure Synapse Analytics to implement more traditional Enterprise Data Warehousing platforms. All the resources are measured in DWU, which stands for Data Warehousing units. These resources are then provisioned via Synapse SQL.

Dedicated SQL Pools employ relational tables and columnar storage for data storage. This leads to reduced storage needs and enhanced query performance.

Q19. List the different windowing functions available in Azure Stream Analytics.

In Azure Stream Analytics, a window is a block of time-stamped event data. It facilitates the users in performing plenty of statistical operations. It has four kinds of windowing functions.

• Tumbling Window - Here the data stream is divided into various fixed-length time groups.
• Sliding Window - Here every time a new event occurs, it's followed by an aggregation.
• Hopping WIndow - here the data segments can overlap too.
• Session Window - It does not have any certain window size. There are three parameters namely max duration, partitioning key and timeout.

Q20. Which consistency models are there in Cosmos DB?

There are five key consistency models available in Cosmos DB. These are -

• Bounded Staleness - A time lag is set between the read and write operation. It's apt for conditions requiring equal priority for consistency and availability.
• Consistent Prefix - This ensures that the user does not have to come across out-of-order writes. There are not any time boundations across regions and data replication.
• Strong - This model grabs the latest data version every time a read operation takes place.
• Eventual - There is no guarantee of any version bound or time bound replication here. It offers the lowest level of consistency & read latency.
• Session - It's set by default and is also the most popular consistency level. It offers the lowest latency writes and reads.

Azure Administrator Interview Questions

Here are some key Azure Administrator interview questions to ace this profile related interview.

Q21. How can Azure functions be secured?

There are many ways to secure Azure functions. Some of those are -

• Log & monitor
• Funcion access keys
• Data validation
• Security center
• Error handling
• HTTPS
• Network security
• Permissions
• Disabled FTP
• Disabled remote debugging
• Continuous security validation
• Secret management
• Secure deployment, etc.

Q22. How can a VM be created with Azure CLI?

Follow this example to create a VM with Azure CLI.

Q23. Explain Azure Databricks.

Azure Databricks is a collaborative and swift Apache Spark-oriented analytics platform. It is built over Microsoft Azure cloud and provides an interactive workspace. This platform enables users to create, deploy and manage ML workloads and big data processing easily.

Its interactive and collaborative environment simplifies the process of model training, data engineering and data exploration. Some of the key use cases of Azure Databricks include-

• ETL
• Real-time analytics
• Predictive analytics
• Data science

Q24. What are some standard techniques and tools to watch Azure resources?

Some standard techniques and tools to watch Azure resources are -

• Azure Log Analytics - It collects and analyzes complete log data. Insights are offered about the performance and health of the resources.
• Azure Dashboards - It provides customizable views to visually depict data from various different sources.
• Azure Monitor - It offers real-time diagnostics and monitoring for all Azure resources.
• Azure Resource Graph - It's a tool for administrators to visualize resources throughout Azure subscriptions.
• Azure Alerts - It triggers a notification as per certain conditions.

Final Word For Azure Interview Questions

Mastering Azure interview questions is an imperative step at every experience level and for all job profiles. Familiarizing oneself with the key questions as per your skill set and experience level is crucial to ace the interview. This blog is constructed around technical questions, but soft skills and self-presentation play an imperative role too.

So, it's best to work on technical as well as soft skills simultaneously to increase the chances of getting selected. Becoming an Azure professional comes with plenty of perks. The future of Azure is bright and similarly for those with skills in this field.

Course Schedule