Incedo Senior Software Engineer Interview Questions, Process, and Tips

Choose the Options in Javascript, HTML, CSS

Q1. ES6 concepts of javascript
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Q2. Core concepts of Reactjs
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Reactjs is a JavaScript library for building user interfaces.
• Component-based architecture

• Virtual DOM for efficient updates

• JSX for writing HTML in JavaScript

• State management with setState()

• Lifecycle methods like componentDidMount()
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Q1. Role discussion with Manager
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Q2. Salary discussion with HR
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Q1. Performance tunning in react
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Performance tuning in React involves optimizing code for faster rendering and improved user experience.
• Identify and eliminate unnecessary re-renders by using shouldComponentUpdate or React.memo

• Use PureComponent or memo to prevent unnecessary re-renders of components

• Avoid using inline functions in render methods to prevent unnecessary re-renders

• Optimize component rendering by splitting large components into smaller ones

• ...read more
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Q2. When should we go for redux and context api
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Redux for complex state management, Context API for simpler state sharing
• Use Redux for complex state management with multiple components needing access to the same state

• Context API is suitable for simpler state sharing between parent and child components

• Redux is more suitable for larger applications with a lot of state changes and actions

• Context API is easier to set up and use for smaller applications or components
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Basic coding question

Q1. Sort linked list
Ans. 
Sort a linked list
• Use a sorting algorithm like merge sort or quick sort

• Divide the linked list into two halves, sort each half recursively, then merge them back together

• Make sure to handle edge cases like empty list or list with only one element
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Q1. Write C code and C++ code
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Providing C and C++ code for Senior Software Engineer position
• For C code, demonstrate knowledge of pointers, memory allocation, and basic data structures

• For C++ code, showcase understanding of object-oriented programming, inheritance, and polymorphism

• Provide clear and concise code with proper commenting and formatting
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Q2. Interduce your self ..? Basic C/C++ programming Language questions
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Q3. Write code reverse link list ..? Write code to convert digital to binary format ?
Ans. 
Code to reverse a linked list and convert digital to binary format.
• Create a new linked list and traverse the original list, adding each node to the beginning of the new list

• To convert digital to binary, use the built-in function or write a function to divide the number by 2 and store the remainder in a stack until the quotient is 0, then pop the stack to get the binary representation
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