Unbxd Solution Engineer Interview Questions and Answers

Q1. List tuple python memory management Codig question RestAPIs HTTP methods State Management UI
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Q1. Implement readers-writer lock
Ans. 
A readers-writer lock allows concurrent access for readers and exclusive access for writers, ensuring data consistency.
• Readers can access the resource simultaneously, improving performance.

• Writers require exclusive access, blocking readers during write operations.

• Use a counter to track active readers and a mutex for writers.

• Example: In a database, multiple queries can read data while updates are restricted.
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Q1. What is VTable and VPtr
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VTable is a table of function pointers used in object-oriented programming to implement polymorphism. VPtr is a pointer to the VTable.
• VTable is used to store pointers to virtual functions in a class.

• VPtr points to the VTable of an object to enable dynamic dispatch of virtual functions.

• VTable and VPtr are used in C++ to implement polymorphism and dynamic binding.
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Q1. It was more into problem solving using python
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Basic quantitative, logical reasoning along with few technical questions

Q1. Core subjects on opps, Ds, and resume based
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Q1. Tell me about yourself
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Mcqs based on aptitude and cs fundamentals

Q1. Insertion sort,merge sort,array sum using recursion,puzzles,DBMS
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Q1. About latest technologies like cloud computing
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Q1. Describe OOPs with a real world example using your understanding.
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OOPs is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• OOPs focuses on creating objects that interact with each other to solve a problem.

• Encapsulation, inheritance, and polymorphism are key principles of OOPs.

• Example: In a car manufacturing company, a 'Car' object can have properties like 'model', 'color', and methods like 'startEn...read more
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Q2. Programming exercises to demonstrate design and architecture knowledge
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Q1. Questions that will prove your commitment and integrity.
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Normal Aptitude and Basics of the Computer Core Questions

Q1. Tell about Yourself
Ans. 
I am a software developer with 5 years of experience in developing web applications using Java, Spring Boot, and Angular.
• 5 years of experience in software development

• Proficient in Java, Spring Boot, and Angular

• Strong problem-solving skills

• Experience working in Agile development environment

• Passionate about learning new technologies
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Q2. Write the code abt the right binary tree?
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Q1. Normal Hr Questions
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