Maersk Line Senior Cloud Engineer Interview Questions and Answers

Q1. How to identify and solve race condition.
Ans. 
Identifying and solving race conditions involves understanding concurrent execution and implementing synchronization mechanisms.
• Understand the critical sections of code where race conditions can occur

• Use synchronization mechanisms like locks, semaphores, or atomic operations to control access to shared resources

• Implement thread-safe data structures or use thread-safe libraries to avoid race conditions

• Use tools like sta...read more
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Q2. Solve an array question on finding the third largest in an unsorted array.
Ans. 
Find the third largest element in an unsorted array of strings.
• Sort the array in descending order.

• Remove duplicates if necessary.

• Return the element at index 2 as the third largest.
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It was a normal aptitude test with mathematical questions.

It was a techno-coding test where I had to code while sharing my screen on a live conversation with the interviewer.

Q1. I was primarily asked about managerial questions on adaptability to new technology and creativity if existing solutions don't work.
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Q2. In a situation where your team is not getting a proper result with existing approach your team uses, how would you try to fix it?
Ans. 
I would analyze the current approach, identify the root cause of the issue, brainstorm alternative solutions, and collaborate with the team to implement and test them.
• Analyze the current approach to identify weaknesses

• Brainstorm alternative solutions with the team

• Implement and test the new solutions

• Regularly communicate and collaborate with team members
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They grasping our knowledge

Q1. They check how to grasp they ideas
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Q2. My details want to hire my skills
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Q1. Testing test yasdjalsd a aslkjdad
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Q1. IngTest aslkdja;ld asldjkas;d a;dk
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UI coding test depending on your experience

Q1. Basic behavioural questions asked
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They grasping our knowledge

Q1. They check how to grasp they ideas
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Q2. My details want to hire my skills
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Visual Reasoning questions

Mostly string based questions

Q1. Salary expectations
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Q2. Immediate joining
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Q1. Basic to intermediate aptitude questions
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Q2. MCQ questions on Machine learning, DS and algo, Web development, Operating systems and DBMS. All basic level
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Q3. Coding round. 1. Tables are given and asked to write SQL and NOSQL queries for given questions 2. 3 coding questions 2 intermediate and 1 hard level questions
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Q1. Explain Tree and Graph Data Structure. How to implement them? I was not asked to write the code but Interviewer just wanted to know i understand the logic behind them.
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Q2. Difference between a application server and webserver. And examples for both.
Ans. 
Application server manages business logic while web server handles HTTP requests.
• Application server executes business logic and manages transactions.

• Web server handles HTTP requests and serves static content.

• Examples of application servers are JBoss, WebSphere, and Tomcat.

• Examples of web servers are Apache, Nginx, and IIS.
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Q3. I was asked about projects done in my college. Technologies I used and why I used them
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Q1. What are your strengths and weaknesses?
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Q2. What is your family background?
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Q3. Tell me about yourself.
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Q4. Why Maersk and what are you looking for at Maersk?
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