IBM Application Developer Interview Questions, Process, and Tips

Q1. What are your responsibilities in your current job role?
Ans. 
As an Application Developer, my responsibilities include developing and maintaining software applications, troubleshooting issues, and collaborating with cross-functional teams.
• Designing, coding, and testing software applications

• Collaborating with cross-functional teams to identify and resolve issues

• Maintaining and updating existing applications

• Documenting software specifications and user manuals

• Staying up-to-date with...read more
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Q2. What is your knowledge on devops tools. Explain me the most challenging use case that you have done.
Ans. 
I have knowledge on various devops tools and have worked on challenging use cases such as implementing continuous integration and deployment pipelines using Jenkins and Docker.
• Proficient in using Jenkins, Docker, Git, Ansible, and Kubernetes

• Implemented CI/CD pipelines for multiple projects

• Automated deployment process using Ansible and Kubernetes

• Implemented containerization using Docker and Kubernetes

• Implemented infrast...read more
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Q3. Tell me how to write ansible playbooks and how would you define a CI/CD pipeline. What tools can you use for pipeline creation and how it works.
Ans. 
Ansible playbooks automate configuration management. CI/CD pipeline automates software delivery. Tools include Jenkins, GitLab, and Travis CI.
• Ansible playbooks are written in YAML format and define tasks to be executed on remote hosts.

• CI/CD pipeline automates the software delivery process from code commit to production deployment.

• Tools for pipeline creation include Jenkins, GitLab, Travis CI, and CircleCI.

• Pipeline crea...read more
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Q1. What is your current team structure and how a work is divided amongst the team members.
Ans. 
Our team is structured in a flat hierarchy with clear roles and responsibilities.
• We have a team lead who oversees the project and assigns tasks.

• Each team member has a specific area of expertise and is responsible for completing their assigned tasks.

• We collaborate regularly to ensure everyone is on the same page and to address any issues that arise.

• We use agile methodologies to manage our workflow and prioritize tasks b
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Q2. Tell me in brief about yourself.
Ans. 
I am an experienced application developer with a passion for creating innovative and user-friendly software.
• I have a degree in Computer Science and have been working in the industry for 5 years.

• I am proficient in multiple programming languages including Java, Python, and C++.

• I have experience developing both web and mobile applications, and have worked on projects for clients in various industries such as finance and h...read more
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Q3. How do you identify a potential work and how fo you approach it. What are your strategies.
Ans. 
I identify potential work by analyzing the requirements and assessing my skills. I approach it by breaking it down into smaller tasks and setting achievable goals.
• Analyze the requirements and assess my skills

• Break down the work into smaller tasks

• Set achievable goals

• Prioritize tasks based on their importance and deadline

• Collaborate with team members and seek help when needed
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Q1. Explain role and responsibilities in your profile
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Q2. Explain Ansible architecture
Ans. 
Ansible architecture is based on a client-server model where the control machine communicates with managed nodes using SSH.
• Ansible control machine: where playbooks are written and executed

• Managed nodes: machines that are being managed by Ansible

• Inventory: list of managed nodes

• Playbooks: automation scripts written in YAML format

• Modules: reusable units of code that perform specific tasks on managed nodes
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Q3. Difference between cmd and entry point
Ans. 
Cmd is used to specify the default command to run when a container is started, while entry point is used to specify the executable that will run when the container starts.
• Cmd is optional and can be overridden at runtime, while entry point is required and cannot be overridden.

• Cmd is used to provide default arguments for the entry point command.

• Example: CMD ["python", "app.py"] - specifies the default command to run the ...read more
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Q4. How to stop container
Ans. 
To stop a container, use the 'docker stop' command followed by the container ID or name.
• Use 'docker ps' command to list all running containers

• Identify the container ID or name of the container you want to stop

• Run 'docker stop ' to stop the container
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Q1. Explain what are the tool you have been working. mostly open-source software
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Q2. Azure monitor tools and Azure Network issue question
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2 simple codes were asked.

Q1. Explain microservices architecture in current project
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Q2. Java 8 features
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Q1. Question related to current project.
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Q1. Data base, ACID principles
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Q2. Streams, rest api
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