NextGen Infratel Interview Questions and Answers

Q1. Run time polymorphism code
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Q2. Linked list code
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Q3. Deep copy shallow copy differences
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Q1. More deep questions about polymorphism code
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Q2. Code for interchange of strings without strcpy
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Q1. Can you provide a self-introduction?
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Q2. What skills do you possess that are relevant to this position?
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Q1. What skills do you possess that you would like to introduce?
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Q2. What are your hobbies?
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Average to easy difficulty level.

Q1. Java code of string manipulation
Ans. 
String manipulation in Java involves various methods like substring, concat, replace, etc.
• Use substring() to extract a part of the string

• Use concat() to concatenate two strings

• Use replace() to replace a specific character or substring in a string
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Q2. What is the Java code for various types of sorting algorithms?
Ans. 
Various sorting algorithms in Java code
• Bubble Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Selection Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Insertion Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Merge Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);

• Quick Sort: int[] arr = {5, 2, 8, 1, 3}; Arrays.sort(arr);
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Q3. Sql query and topics related to joins.
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Q1. About yourself and family
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Q2. What do you know about the company?
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The company is a leading software development firm specializing in creating innovative solutions for various industries.
• Specializes in creating innovative software solutions

• Works with clients from various industries

• Known for high-quality and reliable products

• Has a strong team of software engineers and developers
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Q3. Can you provide examples of real-life scenarios where you handled conflicts with either a colleague or a manager?
Ans. 
Handled conflicts by addressing issues directly, seeking compromise, and maintaining professionalism.
• Addressed a disagreement with a colleague by scheduling a one-on-one meeting to discuss concerns and find common ground.

• Resolved a conflict with a manager by actively listening to their perspective, providing feedback, and working together to find a solution.

• Maintained professionalism during conflicts by staying calm, r...read more
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Q4. What actions would you take if your manager does not approve your product idea, and how would you attempt to persuade them?
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I would gather more data to support my idea, present a compelling case to my manager, and be open to feedback and compromise.
• Gather data to support the idea, such as market research, user feedback, or cost-benefit analysis.

• Prepare a well-structured presentation highlighting the potential benefits of the product idea.

• Listen to the manager's concerns and feedback, and be open to making adjustments or compromises.

• Seek sup...read more
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Q1. HTML, CSS fundamentals
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Q2. Javascript event loop and array methods
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Q3. Javascript coding for operation on object array
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Performing operations on an array of objects using JavaScript.
• Use array methods like map, filter, reduce for operations on object array.

• Access object properties using dot notation or bracket notation.

• Iterate through the array using loops like for loop or forEach method.

• Example: Calculate total sum of 'price' property in an array of products.
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Q4. React benefits and Redux implementations
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Q5. How to create slice and combine reducers
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To create slice and combine reducers in React, use the createSlice and combineReducers functions from Redux toolkit.
• Use createSlice function to define a slice of state with reducers and actions.

• Example: const counterSlice = createSlice({ name: 'counter', initialState: 0, reducers: { increment: state => state + 1, decrement: state => state - 1 } })

• Use combineReducers function to combine multiple slices into a sing...read more
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Q1. Questions based on projects, role, responsibilities and initiative at work place
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Q2. How to create and optimize a react application
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To create and optimize a React application, focus on efficient component structure, state management, code splitting, lazy loading, and performance monitoring.
• Use functional components and hooks for better performance.

• Implement state management with tools like Redux or Context API.

• Split code into smaller chunks and lazy load components for faster initial load times.

• Optimize performance by minimizing re-renders and usin...read more
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Q1. Day to day activity of workplace and salary negotiation
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Day to day activities involve coding, debugging, testing, collaborating with team members. Salary negotiation involves research, preparation, and effective communication.
• Coding and developing new features

• Debugging and fixing issues

• Testing code for quality assurance

• Collaborating with team members for project progress

• Researching market rates for salary negotiation

• Preparing a strong case for desired salary

• Effectively comm
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Q1. Windows function-related questions.
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Q2. Join Related Questions.
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Q1. Join related Questions
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Q2. Subqueries related queations.
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Logical and quants like percentage, clock hand, coding decoding

Q1. Tell about project
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Q2. Pattern printing
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Q3. Print any python program you know
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