ElasticRun Associate Software Engineer Interview Questions and Answers

Q1. CODING ROUND - KTH LARGETS NO.
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Q2. EXPLAIN CICD PIPELINE
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CI/CD pipeline automates software development processes, enabling continuous integration and delivery for faster, reliable releases.
• Continuous Integration (CI) involves automatically testing and merging code changes into a shared repository.

• Continuous Delivery (CD) ensures that code changes are automatically prepared for release to production.

• Tools like Jenkins, GitLab CI, and CircleCI are commonly used to implement CI...read more
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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?
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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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Q1. Csharp basics and a coding questing was given to implement
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Q2. .net and angular basics questions
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Q1. Asked deeply about my resume and technologies
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Q2. Coding question to sort a given array using DSA
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Sorting an array of strings can be achieved using various algorithms like Quick Sort, Merge Sort, or built-in functions.
• Use built-in sort: In Python, use sorted(array) or array.sort(). Example: sorted(['banana', 'apple', 'cherry']) returns ['apple', 'banana', 'cherry'].

• Implement Quick Sort: A divide-and-conquer algorithm that sorts by selecting a 'pivot' and partitioning the array. Example: ['banana', 'apple', 'cherry'...read more
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Basic algorithms testing

Q1. HLD question on chat application
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Q1. 1) OOPS 2) SOLID 3) Design Patterns 4) SQL Concepts
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Q2. LINQ joins on 2 tables
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LINQ joins on 2 tables allow for combining data from both tables based on a common key.
• Use the 'join' keyword in LINQ to join two tables based on a common key

• Specify the key to join on using 'equals' keyword

• Select the desired columns from both tables in the result
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Q3. Example of Open close principle
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Open close principle states that a class should be open for extension but closed for modification.
• Classes should be open for extension through inheritance or implementing interfaces

• Classes should be closed for modification to avoid breaking existing code

• Example: Using abstract classes or interfaces to define behavior and allowing subclasses to implement specific functionality
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Q1. Behavioural and Experience based questions
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Q2. Tell be about a time sort of stuff
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Q1. How to identify and solve race condition.
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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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