Johnson Electric Senior Software Engineer Interview Questions and Answers

I was asked question related to sql and c#. 22 in total

OOPS concepts were asked.

Leetcode Medium quesions

Q1. 1. Variant of Binary Search
Ans. 
Variant of Binary Search
• Implement a binary search with a twist, such as searching for a range of values instead of a single value

• Modify the binary search algorithm to handle duplicates in the array

• Consider implementing a binary search for a rotated sorted array
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Duration: 75 min
Platform: HakerRank

It was easy.The gd topic was based on the current affairs like chatgpt replaces human activities

Q1. It was all about oops concepts and basic in sql
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Q2. It is general HR discussion
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Q1. What happens in the backend when we cret an object in Java? What should be done before creating the method body in Java?
Ans. 
When an object is created in Java, memory is allocated in the heap for the object and its instance variables.
• Memory is allocated in the heap for the object and its instance variables

• Constructor is called to initialize the object

• Reference to the object is returned
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Q1. Explain the working of Springboot and microservices. What can and cannot be done when using Final keyword in Java?
Ans. 
Springboot is a framework for building Java applications, while microservices is an architectural style for developing applications as a collection of small services.
• Springboot simplifies the development of Java applications by providing a set of pre-configured tools and frameworks.

• Microservices architecture breaks down applications into smaller, independent services that can be developed, deployed, and scaled independ...read more
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Q1. Basics of Opps virtual functions , destructor
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Q2. Basics of MFC and its structure
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