Accenture Azure DevOps Engineer Interview Questions and Answers

30 Minutes Round- Easy to moderate level

Q1. Day to day activities?
Ans. 
Day to day activities involve managing Azure DevOps pipelines, monitoring builds, resolving issues, collaborating with teams.
• Managing Azure DevOps pipelines for continuous integration and deployment

• Monitoring builds and deployments for any issues or failures

• Resolving any issues that arise during the development process

• Collaborating with development teams to ensure smooth workflow and communication

• Implementing best prac...read more
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Q2. Quetsions on various devops tools
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An aptitude test is an exam used to determine an individual's skill or propensity to succeed in a given activity. Aptitude tests assume that individuals have inherent strengths and weaknesses and have a natural inclination toward success or failure in specific areas based on their innate characteristics

The transfer of an individual's rights or property to another person or business. This concept exists in a variety of business transactions and is often spelled out contractually.

Q1. Tell me something about yourself? Why are you interested in this job? Would you like to work overtime or odd hours? How do you handle stress, pressure, and anxiety? Etc..
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Q1. Cicd process azure pipeline ?
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Q2. Docker file build image?
Ans. 
Docker file is used to build a Docker image by specifying the instructions to create the image.
• Docker file contains instructions for building a Docker image, such as base image, dependencies, commands, etc.

• Each instruction in the Docker file creates a layer in the image, allowing for efficient image building and sharing.

• Example: FROM, RUN, COPY, CMD are common instructions used in a Docker file.
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Q1. Explain the CI CD Flow
Ans. 
CI/CD flow is the process of automating the build, test, and deployment of code changes.
• Continuous Integration (CI) involves automatically building and testing code changes as they are committed to the repository.

• Continuous Deployment (CD) involves automatically deploying code changes to production after passing tests.

• CI/CD pipelines use tools like Jenkins, Azure DevOps, or GitLab to automate the process.

• Automated test...read more
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Q2. Power shell Commands
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Q1. Git,CI/CD pipelines,terraform,aetifacts,etc.
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Q1. Lets say you have table 1 with values 1,2,3,5,null,null,0 and table 2 has null,2,4,7,3,5 What would be the output after inner join?
Ans. 
The output after inner join of table 1 and table 2 will be 2,3,5.
• Inner join only includes rows that have matching values in both tables.

• Values 2, 3, and 5 are present in both tables, so they will be included in the output.

• Null values are not considered as matching values in inner join.
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Q2. Lets say you have customers table with customerID and customer name, Orders table with OrderId and CustomerID. write a query to find the customer name who placed the maximum orders. if more than one person...read more
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Q3. Spark Architecture, Optimisation techniques
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Q4. Some personal questions.
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Q1. Explain the entire architecture of a recent project you are working on in your organisation.
Ans. 
The project involves building a data pipeline to ingest, process, and analyze large volumes of data from various sources in Azure.
• Utilizing Azure Data Factory for data ingestion and orchestration

• Implementing Azure Databricks for data processing and transformation

• Storing processed data in Azure Data Lake Storage

• Using Azure Synapse Analytics for data warehousing and analytics

• Leveraging Azure DevOps for CI/CD pipeline aut
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Q2. How do you design an effective ADF pipeline and what all metrics and considerations you should keep in mind while designing?
Ans. 
Designing an effective ADF pipeline involves considering various metrics and factors.
• Understand the data sources and destinations

• Identify the dependencies between activities

• Optimize data movement and processing for performance

• Monitor and track pipeline execution for troubleshooting

• Consider security and compliance requirements

• Use parameterization and dynamic content for flexibility

• Implement error handling and retries fo
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Q3. Lets say you have a very huge data volume and in terms of performance how would you slice and dice the data in such a way that you can boost the performance?
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Q4. Lets say you have to reconstruct a table and we have to preserve the historical data ? ( i couldnt answer that but please refer to SCD)
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Q5. We have adf and databricks both, i can achieve transformation , fetching the data and loading the dimension layer using adf also but why do we use databricks if both have the similar functionality for few ...read more
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Q1. Basic HR questions
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Q1. SCD type 1 and SCD type 2 in databircks
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Q2. How to pass parameters form ADF to ADB
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Q1. How are you connecting your onPerm from Azure?
Ans. 
I connect onPrem to Azure using Azure ExpressRoute or VPN Gateway.
• Use Azure ExpressRoute for private connection through a dedicated connection.

• Set up a VPN Gateway for secure connection over the internet.

• Ensure proper network configurations and security settings.

• Use Azure Virtual Network Gateway to establish the connection.

• Consider using Azure Site-to-Site VPN for connecting onPremises network to Azure Virtual Network.
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Q2. What is Autoloader in Databricks?
Ans. 
Autoloader in Databricks is a feature that automatically loads new data files as they arrive in a specified directory.
• Autoloader monitors a specified directory for new data files and loads them into a Databricks table.

• It supports various file formats such as CSV, JSON, Parquet, Avro, and ORC.

• Autoloader simplifies the process of ingesting streaming data into Databricks without the need for manual intervention.

• It can be ...read more
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Q3. How do you normalize your Json data
Ans. 
Json data normalization involves structuring data to eliminate redundancy and improve efficiency.
• Identify repeating groups of data

• Create separate tables for each group

• Establish relationships between tables using foreign keys

• Eliminate redundant data by referencing shared values
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Q4. How do you read from Kafka?
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