Atos Consultant Interview Questions and Answers

Q1. Core java oops concept?
Ans. 
Core Java OOP concepts include encapsulation, inheritance, polymorphism, and abstraction, forming the foundation of object-oriented programming.
• Encapsulation: Bundling data and methods that operate on the data within one unit (class). Example: private variables with public getters/setters.

• Inheritance: Mechanism where one class inherits properties and behavior from another. Example: class Dog extends Animal.

• Polymorphism...read more
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Q2. Rest api put and post method diff?
Ans. 
PUT is used to update or replace an existing resource, while POST is used to create a new resource.
• PUT is idempotent, meaning multiple identical requests will have the same effect as a single request

• POST is not idempotent, meaning multiple identical requests may have different effects

• PUT requires the client to specify the URI of the resource to update, while POST does not
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Q1. How to check db2 instances
Ans. 
To check DB2 instances, use the command 'db2ilist' in the command line interface.
• Open the command line interface

• Type 'db2ilist' and press Enter

• The command will list all the DB2 instances installed on the system
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Q2. We can check the list of db2 instances from db2ilist. It comes with software while installing and it can be accessed with root privilege.
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Q1. How have you addressed challenges in your role as a business analyst?
Ans. 
As a business analyst, I tackled challenges through effective communication, stakeholder engagement, and data-driven decision-making.
• Facilitated workshops to gather requirements, ensuring all stakeholders' voices were heard, which led to a 20% increase in project satisfaction.

• Utilized data visualization tools to present complex data insights, helping the team identify key trends and make informed decisions.

• Implemented ...read more
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Q2. How comfortable are you with Agile methodologies?
Ans. 
I am very comfortable with Agile methodologies, having applied them in various projects to enhance collaboration and efficiency.
• Experience with Scrum: Led a team in a Scrum framework, facilitating daily stand-ups and sprint reviews.

• Kanban Implementation: Used Kanban boards to visualize workflow and improve task management in a software development project.

• Continuous Improvement: Regularly conducted retrospectives to id...read more
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Q1. Testing life cycle
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Q2. How do resolved conflicts in team
Ans. 
I resolve team conflicts through open communication, active listening, and collaborative problem-solving.
• Encourage open dialogue: Create a safe space for team members to express their concerns and feelings.

• Active listening: Ensure all parties feel heard by summarizing their points and validating their emotions.

• Identify common goals: Shift focus from personal grievances to shared objectives to foster collaboration.

• Facil...read more
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Q1. Based on the previous project and Resume
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Q2. Real time Java J2EE questions
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Q3. Deployment related questions
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Q4. Basic deployment commands
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Q5. Junit test related
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Java 8 - Streams API

Q1. As a BA you are part of which ceremonies of Scrum
Ans. 
As a BA, you are part of Sprint Planning, Daily Standups, Sprint Review, and Sprint Retrospective ceremonies in Scrum.
• Sprint Planning: BA helps in defining user stories and acceptance criteria.

• Daily Standups: BA provides updates on requirements and any blockers.

• Sprint Review: BA demonstrates completed user stories to stakeholders.

• Sprint Retrospective: BA provides feedback on the sprint process.
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Q1. Scenario based questions
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Q1. Salary and notice period discussion
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