Bar Code India Software Engineer Interview Questions and Answers

Q1. Explain Oops concepts in c# Solid and design principles Task vs thread Difference between interface and abstract class
Ans. 
OOPs concepts in C#, SOLID and design principles, Task vs Thread, Interface vs Abstract class
• OOPs concepts in C# include encapsulation, inheritance, polymorphism, and abstraction

• SOLID principles are Single Responsibility, Open/Closed, Liskov Substitution, Interface Segregation, and Dependency Inversion

• Task is a unit of work in C# that represents an asynchronous operation, while Thread is a separate path of execution wi...read more
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Q1. Same as 1 st round with programing questions
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Q1. Explain singleton design pattern, And general questions
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Q1. Testing Technical Skill mentioned in Resume & Which ever need for the project we are going to work on
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Q2. What is Python and its data types
Ans. 
Python is a high-level, interpreted programming language with dynamic semantics.
• Python has several built-in data types including integers, floats, strings, booleans, and complex numbers.

• It also has built-in data structures like lists, tuples, and dictionaries.

• Python supports object-oriented programming and has a rich standard library.

• Examples: x = 5 (integer), y = 3.14 (float), z = 'hello' (string), a = True (boolean),...read more
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Q3. What is logic building/thinking & where we need to apply this?
Ans. 
Logic building/thinking is the process of analyzing and solving problems using reasoning and critical thinking skills.
• It involves breaking down complex problems into smaller, more manageable parts

• Identifying patterns and relationships between different pieces of information

• Using deductive and inductive reasoning to draw conclusions

• Applying logical principles to solve problems in various fields such as computer programm...read more
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Q1. Salary Expectations and Negotiations
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Q2. What do you think about your growth after joining to our organisation?
Ans. 
I believe that joining your organization will provide me with ample opportunities for growth and development.
• I am confident that I will be able to learn and acquire new skills in a dynamic and challenging environment.

• I am excited about the potential for career advancement and the chance to work on innovative projects.

• I look forward to collaborating with talented colleagues and mentors who can guide and inspire my profe...read more
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It was simple mostly asked basic coding questions

Q1. Interviewed with ceo
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Q2. What is your background and things?
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Q1. Mostly technical questions were asked
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A link was shared for aptitude test with a coding question based on array manipulation

It was one on one round and there were multiple coding related questions asked

Basic aptitude with code and logical reasoning

Q1. Resume based questions
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Q2. Basic fundamentals of programming
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Q3. Questions on basis of web technologies
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Q4. Told to Implement a basic web app to display the prime numbers within a given range
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Mostly Arithmetic questions, few logical reasoning questions

Simple coding questions like Fibonacci series, string coding questions etc

Q1. Asked to write on paper some coding questions logic
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Q2. Reverse the elements in the array coding question
Ans. 
Reverse the elements in the array of strings
• Iterate through the array and swap the elements from start to end

• Use two pointers, one at the start and one at the end, and swap the elements until they meet

• Use a temporary variable to store the element being swapped
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Q3. Reverse words in a string coding question
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Coding Test involved some MCQ and a question

Q1. Mostly Software Related question on DSA
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Q2. Arrays and strings
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DSA questions were there and behavioural