Eurofins It Solutions Software Developer Interview Questions and Answers for Experienced

Technical round followed by HR

Q1. Oops concepts ,c#,SQL
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Q2. Basic programming skills
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Q1. About your techical and professional background
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Q1. Technical interview is depend on client
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Q1. Architecture of software
Ans. 
Software architecture refers to the high-level structures of a software system and the discipline of creating such structures.
• Software architecture defines the components, relationships, and interactions of a system.

• It involves making decisions about the organization of a system to meet specific requirements.

• Common architectural styles include client-server, layered, and microservices.

• Architectural patterns like MVC an...read more
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Q1. Front end backend multiple choice question
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Q1. Telephonic round work experience related
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Q1. Video call with interview panel: marker interface .,serialization , joint ,
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Round duration - 90 minutes
Round difficulty - Medium

It was in the afternoon. I have to switch on my webcam during test. 1 person taking the test and 3 people were monitoring me. they ask many questions apart from the test as well. He give me some situations and ask me to give solution for the problem by writing algorithm and code.

Q1. Program to delete a line given the line number from a file.
Ans. 
1) Open the source file in input mode and read it character by character.
2) Open another file in output mode and place contents in the file character by character.
3) Rename the other file to the source file.
Answered by CodingNinjas
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Q2. Anagrams
You have been given an array/list of strings 'inputStr'. You are supposed to return the strings as groups of anagrams such that strings belonging to a particular group are anagrams of one ...read more
Ans. 
1. Sort the given string.
2. Open the words.txt file using file handling ifstream to read the file in C++ as: ifstream words(“file.txt”);
3. For each word in the file words.txt sort the word and compare it with the given sorted string.
4. If both the string matches in the above step then print the current word in the file words.txt.
5. Close the file after all the words has been checked.
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Round duration - 90 minutes
Round difficulty - Medium

It was in the evening. I have to switch on my webcam during test. 1 person taking the test and 3 people were monitoring me. They asked many questions apart from the test as well.

Q1. What is need of Virtual Memory?
Ans. 
Tip 1: Read Operating System Concepts by Avi Silberschatz and Peter Galvin.
Tip 2: Do practice for CPU scheduling.
Tip 3: Learn concept and need of paging.
Answered by CodingNinjas
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Round duration - 30 minutes
Round difficulty - Medium

It was in the evening. There was total 3 persons in the meeting. They asked me many questions regarding my projects and my previous experience too. The interviewer were very friendly.

Q1. What are the unary operations in Relational Algebra?
Ans. 
Tip 1: Read Database System Concepts” by Abraham Silberschatz and S Sudarshan.
Tip 2: Do practice sql problems too.
Tip 3: Attend online courses on platforms like Coding Ninjas, Udemy etc related to subjects.
Answered by CodingNinjas
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Q2. How many types of database languages are there?
Ans. 
Tip 1: Read Database System Concepts” by Abraham Silberschatz and S Sudarshan.
Tip 2: Do practice sql problems too.
Tip 3: Attend online courses on platforms like Coding Ninjas, Udemy etc related to subjects.
Answered by CodingNinjas
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Round duration - 90 minutes
Round difficulty - Medium

It was in the morning. It was a one to one conversation. He asked me questions regarding my lifestyle, interests and work experience too. He asked me to tell me about myself for about 5 minutes. Then we talk a lot about current affairs too. Then we talked about package too. The interviewer was very nice and friendly in nature.

Q1. Boxing and unboxing
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Q2. Inner joins , constraints
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They asked me to implement the merge point of 2 linked lists

Q1. Design red bus app
Ans. 
Design a user-friendly app for booking bus tickets with features like search, booking, payment, and tracking.
• Include a user-friendly interface for easy navigation

• Implement a search feature for finding bus routes and schedules

• Allow users to book tickets online with secure payment options

• Provide real-time tracking of buses for better user experience
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Q2. HLD on the bookMyShow app
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Q1. Given a singly linked list Get all the odd index nodes at intial position, then all even indexed nodes
Ans. 
Split a singly linked list into odd and even indexed nodes
• Traverse the linked list and separate odd and even indexed nodes into two separate lists

• Reorder the nodes to have all odd index nodes at initial position followed by even index nodes

• Merge the two lists back together to form the final linked list
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