Innoplexus Interview Questions and Answers

Codechef easy level questions

Q1. Few domain related questions
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Q2. Virtual don vs actual Dom etc
Ans. 
Virtual DOM is a lightweight copy of the actual DOM used for efficient updates in web development.
• Virtual DOM is a concept used in web development to improve performance by minimizing actual DOM manipulations.

• Actual DOM refers to the real structure of the HTML elements on a webpage.

• Virtual DOM is a representation of the actual DOM in memory that gets updated when changes are made, and then efficiently updates the actua...read more
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Q3. Frontend related question as this was for frontend role
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Q1. Salary discussion
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It was told to write code on paper using python or javascript

Q1. Write delete query in Mongodb
Ans. 
Delete query in MongoDB removes documents from a collection based on specified criteria.
• Use the 'deleteMany' method to delete multiple documents matching a filter

• Use the 'deleteOne' method to delete a single document matching a filter

• Specify the filter criteria to identify the documents to be deleted
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Q2. Explain Java oops concepts
Ans. 
Java oops concepts include inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance allows a class to inherit properties and behavior from another class.

• Encapsulation involves bundling data and methods that operate on the data into a single unit.

• Polymorphism allows objects to be treated as instances of their parent class.

• Abstraction hides the implementation details and only shows the necessary features to
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Q3. Asked about Java development
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It was quite easy realted to Basic

Intermediate told to write 3 coding question