Strabag Helpdesk Specialist Interview Questions and Answers

Basic aptitude questions

Coding questions hard level like matrix etc

Q1. Pure technical about various commodities
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Q2. Explain about what you have seen
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1 hour duration, related financial crisis

Q1. Why are you looking for job change?
Ans. 
Seeking new challenges and opportunities for growth.
• Looking for a new challenge to further develop my skills and knowledge

• Interested in exploring different industries and gaining diverse experience

• Seeking opportunities for career advancement and professional growth
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Apritude test and coding test

Q1. How to control statistical analysis for concrete strength
Ans. 
Control statistical analysis for concrete strength through proper sampling, testing methods, and data analysis techniques.
• Ensure representative sampling of concrete batches for testing

• Use standardized testing methods such as ASTM C39 for compressive strength

• Implement statistical process control techniques to monitor and analyze data

• Consider factors like curing conditions, mix design, and age of concrete in analysis
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Q1. What is the procedure for .net pipeline build process?
Ans. 
The .NET pipeline build process involves several steps including source code management, building, testing, and deployment.
• Source code is managed using a version control system like Git.

• The build process involves compiling the code and creating an executable or library.

• Unit tests are run to ensure the code is functioning correctly.

• The application is deployed to a testing or staging environment for further testing.

• Once ...read more
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Q2. How do you install nuget? What is the use of nuget restore?
Ans. 
NuGet is a package manager for .NET that simplifies the process of finding, installing, and using third-party libraries.
• NuGet can be installed using Visual Studio or the NuGet command-line interface (CLI).

• NuGet restore is used to restore the packages listed in a project's packages.config file.

• NuGet packages can be used to add functionality to a project, such as libraries, tools, and frameworks.

• NuGet also allows for the...read more
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Q3. In pipelines, what is the approval request procedure?
Ans. 
Approval request procedure in pipelines involves manual or automated approval process before deployment.
• Approval request is triggered when a pipeline reaches a certain stage or before deployment.

• The request can be manual or automated depending on the pipeline configuration.

• Manual approval requires a designated person to review and approve the request.

• Automated approval can be based on predefined rules or conditions.

• App...read more
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Q4. If pipeline breaks in production environment, how do you handle it?
Ans. 
I would follow the incident management process to identify the root cause and resolve the issue as quickly as possible.
• Notify the relevant stakeholders and initiate the incident management process

• Identify the root cause of the issue and take corrective actions

• Rollback to the previous stable version if necessary

• Communicate the status and progress of the incident to stakeholders

• Conduct a post-incident review to identify
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Q5. Git - One of your colleague updated code in remote app and want to test the code. He doesnt want to bring it to local and overwrite it in local. How do you suggest he does that
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Q6. Did you write a Docker file from scratch? What is the syntax for Docker file?
Ans. 
Yes, I have written Docker files from scratch. The syntax for Docker file includes instructions and arguments.
• Docker file is a script that contains instructions to build a Docker image

• The syntax includes instructions like FROM, RUN, COPY, CMD, etc.

• Arguments are used to specify details like the base image, working directory, etc.

• Example: FROM ubuntu:latest RUN apt-get update && apt-get install -y python3

• Example: COPY .
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Q7. What are the Docker commands used inside a Docker file?
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Docker commands used inside a Dockerfile
• FROM - specifies the base image

• RUN - executes a command in the container

• COPY - copies files from host to container

• WORKDIR - sets the working directory for subsequent commands

• CMD - specifies the command to run when the container starts
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Q8. How do you run a Docker file?
Ans. 
To run a Docker file, use the 'docker build' command followed by the path to the Dockerfile.
• Navigate to the directory containing the Dockerfile

• Run the command 'docker build -t .'

• The '.' at the end of the command specifies the build context

• Once the build is complete, run the container using 'docker run '
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Q9. What is the use of Azure Keyvaults?
Ans. 
Azure Keyvaults are used to securely store and manage cryptographic keys, secrets, and certificates.
• Keyvaults provide a centralized location for managing secrets and keys used in applications.

• They allow for secure storage and retrieval of sensitive information such as passwords, API keys, and certificates.

• Keyvaults can be accessed programmatically through APIs or through the Azure portal.

• They can also be integrated wit...read more
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Q10. How do you give permission to a particular secret to a user or application?
Ans. 
To give permission to a secret, grant access to the user or application in the secret management tool.
• Access control can be managed through the secret management tool.

• Users or applications can be granted read or write access to a specific secret.

• Access can be granted based on roles or individual permissions.

• Examples of secret management tools include HashiCorp Vault and AWS Secrets Manager.
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Q11. What is your strategy for Kubernetes cluster?
Ans. 
My strategy for Kubernetes cluster is to ensure high availability, scalability, and efficient resource utilization.
• Implementing auto-scaling to handle sudden spikes in traffic

• Using Kubernetes' built-in features like horizontal pod autoscaling and cluster autoscaling

• Ensuring proper resource allocation and utilization through resource quotas and limits

• Implementing rolling updates to minimize downtime

• Using Kubernetes' bui...read more
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Q12. How do you autoscale in kubernetes?
Ans. 
Autoscaling in Kubernetes can be achieved through Horizontal Pod Autoscaler (HPA) and Cluster Autoscaler.
• Horizontal Pod Autoscaler (HPA) scales the number of pods based on CPU utilization or custom metrics.

• Cluster Autoscaler scales the number of nodes in the cluster based on resource utilization.

• HPA can be configured using kubectl autoscale command or through YAML file.

• Cluster Autoscaler can be installed as a Kubernete...read more
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