Johnson Controls Senior Developer Lead Interview Questions and Answers

Q1. Just based on resume
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Q1. Tell me about your projects
Ans. 
I have worked on various projects including web development, mobile app development, and data analysis.
• Developed a web application using React and Node.js for a client in the e-commerce industry

• Created a mobile app using Flutter for tracking daily expenses

• Performed data analysis on customer feedback data using Python and SQL
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Q2. He gave me a DSA question.
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Q3. Asked about oops concepts
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Q4. Asked about dbms
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Medium to hard dsa problem

Q1. Good URI design
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Q2. Accessing id parameter in URL
Ans. 
Accessing id parameter in URL involves parsing the URL and extracting the id value.
• Use the window.location object to access the URL of the current page.

• Parse the URL using methods like split() or URLSearchParams to extract the id parameter.

• Example: If the URL is 'http://example.com/page?id=123', you can access the id value by parsing the URL.
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Q1. Salary expectations
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Q2. Plan of growing up technically
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Q1. Activity lifecycle
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Q2. OnCreate Onstart onResume onRestart
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Q1. Salary expectation
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Q3. Experience into Android
Ans. 
I have 5 years of experience developing Android applications for various industries.
• Developed multiple Android apps using Java and Kotlin

• Experience with Android SDK, Android Studio, and third-party libraries

• Implemented features like push notifications, location-based services, and in-app purchases

• Optimized app performance and user experience through testing and debugging

• Worked on projects for e-commerce, healthcare, an
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Q1. Basics and advance C++ concepts
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Data structure and Java script coding

Q1. Routing, lazy loading, server-side rendering
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Q1. Tell me about yourself
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Q2. What technologies you worked on for the CAD?
Ans. 
I have worked on technologies like AutoCAD, SolidWorks, and CATIA for CAD development.
• AutoCAD

• SolidWorks

• CATIA
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Q1. What are four pillars in oops?
Ans. 
The four pillars in OOPs are Inheritance, Encapsulation, Abstraction, and Polymorphism.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation restricts access to certain components within a class, protecting the data.

• Abstraction hides the complex implementation details and only shows the necessary features.

• Polymorphism allows objects to be treated as instances of their parent cla
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Q1. Salary Negotiation
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2 coding questions based on dp and string

Q1. Oops, dsa and questions on my projects like how will you improve your project
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Q2. Why do you want to join company
Ans. 
I am impressed by the company's innovative projects and collaborative work environment.
• Exciting projects and innovative technologies being used

• Collaborative work environment with opportunities for growth

• Positive company culture and values align with my own

• Strong reputation in the industry
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