Lufthansa Senior Business Analyst Interview Questions and Answers

Python, sql were asked, 1st round was resume based round

Q1. Node js working in detail
Ans. 
Node.js is a runtime environment that allows you to run JavaScript on the server side.
• Node.js is built on Chrome's V8 JavaScript engine.

• It uses an event-driven, non-blocking I/O model that makes it lightweight and efficient.

• Node.js is commonly used for building server-side applications, APIs, and real-time applications.

• It has a large ecosystem of libraries and frameworks, such as Express.js and Socket.io.
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Q2. Timer working in node
Ans. 
In Node.js, timers can be implemented using functions like setTimeout() and setInterval().
• Use setTimeout() to execute a function once after a specified delay

• Use setInterval() to execute a function repeatedly at a specified interval

• Clear a timer using clearTimeout() or clearInterval()

• Example: setTimeout(() => { console.log('Timer executed!'); }, 2000);
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Q1. HLD questions on db and backend
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Q2. Relational non relational db
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Q1. Airline network case study. It was a good round and I enjoyed it. The interviewer has been working in Air India since many years. He was helpful during the interview and made me comfortable.
Ans. I answered the case study with my previous experience in aviation. It was about Origin and Destination points in a flight route and also about solving low seat factor issues. This position was in Commercial Planning and Performance department and I appreciate the support shown by the interviewer.
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Q1. Round 2 by another manager.(ex- Indigo).....how do you manage your expenses? i know you are desperate for a job!! when did you complete your schooling? how did you pay your university fees? father bhi reti...read more
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Q1. What do you best like about your role?
Ans. 
I enjoy the variety of challenges and problem-solving involved in analyzing business processes.
• I love the opportunity to work with stakeholders from different departments to understand their needs and goals.

• I find satisfaction in identifying inefficiencies in current processes and proposing solutions for improvement.

• I appreciate the analytical aspect of the role, where I get to dive deep into data to uncover insights t...read more
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Q2. What so you dislike about your role?
Ans. 
I dislike the lack of clear direction and constantly changing priorities in my role.
• Lack of clear direction from management

• Constantly changing priorities make it difficult to focus

• Feeling overwhelmed by the volume of work and expectations

• Limited opportunities for growth and advancement
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Data analysis , SQL, python, ML

Excellent performance

Q1. Tell me about your self
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Q2. Are you comfortable to position
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Q1. Power bi project experience, basics of sql, technical documentation
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Q1. Discussion related to Salary and Date of joining
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The aptitude test is pretty basic and logical

Q1. Based on the skills and case study you have mentioned in the resume and brainstorming ques too.
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Q1. Basic discussion. Simplest round.
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