Infor Global Solution Senior Software Engineer Interview Questions and Answers

Q1. Tell me about your experience?
Ans. 
I have over 8 years of experience in software development, specializing in backend systems and database management.
• Developed scalable backend systems using Java and Spring framework

• Designed and optimized database schemas for performance

• Led a team of developers in implementing new features and resolving technical issues

• Worked on integrating third-party APIs for enhanced functionality
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Q2. Asked deeply on my current project?
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Q3. What are difficulties you faced in your work?
Ans. 
Difficulties faced include complex technical challenges, tight deadlines, and communication issues.
• Complex technical challenges such as optimizing performance of a large-scale system

• Tight deadlines requiring quick turnaround on projects

• Communication issues with team members or stakeholders leading to misunderstandings
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Q1. Difference between abstract class and interface?
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Q2. Explain OOP in C#?
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Q1. Large scale system design interview
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Two DSA questions related to Arrays & strings

Q1. Design URL shortener
Ans. 
Design a URL shortener service with features like shortening, redirecting, tracking, handling collisions, and providing analytics.
• Use a hashing algorithm to generate unique short URLs from long URLs

• Store mappings of short URLs to original URLs in a database

• Implement a redirect mechanism to direct users to the original URL when accessing the short URL

• Track the number of times each short URL is accessed and store this da...read more
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Q1. 2 DSA questions
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Q1. Half an hour of behavioral questions and 1 DSA question
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Q1. One hour discussion of the work that I have done till now
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Q1. 1 Hard DSA question
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Q1. 1 Hard DSA question
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Q1. Design round for HLD
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Q1. Difference between structure and class
Ans. 
Structure is a user-defined data type that groups related data members, while class is a blueprint for creating objects with data members and member functions.
• Structure is a value type, while class is a reference type

• Structure members are public by default, while class members are private by default

• Structure does not support inheritance, while class supports inheritance

• Example: struct Person { string name; int age; };
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Q2. What is Pass by Value & pass by Reference
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Pass by value involves passing a copy of the actual value, while pass by reference involves passing a reference to the actual value.
• Pass by value: actual value is copied and changes made to the copy do not affect the original value

• Pass by reference: reference to the actual value is passed, changes made to the reference affect the original value

• Example: Pass by value - int x = 10; func(x); // x remains 10 after func cal...read more
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Q3. Print ****** *** *
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