Wipro PARI Senior Manager Interview Questions and Answers

Q1. Past learning and experience
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Q1. Knowledge of subject matter
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Q1. Detail assessment and Negotiation
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Q1. What are your reasons for wanting to change your company?
Ans. 
Seeking new challenges and opportunities for growth.
• Desire for new challenges and learning opportunities

• Looking for career advancement and growth potential

• Seeking a more supportive and collaborative work environment
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Q2. What is your expected salary?
Ans. 
My expected salary is based on my experience, skills, and the market rate for Senior Engineers.
• Consider my years of experience in the industry

• Take into account my specialized skills and certifications

• Research the current market rate for Senior Engineers in this location

• Negotiate based on the overall compensation package offered
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Q1. Virtual is what type
Ans. 
Virtual is a type of function in C++
• Virtual functions are used in C++ to achieve polymorphism

• They are declared in a base class and overridden in derived classes

• Example: virtual void display() = 0;
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Q2. What is static keyword
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The static keyword in programming is used to declare variables, methods, or classes that belong to the class itself rather than instances of the class.
• Static variables retain their values across all instances of a class.

• Static methods can be called without creating an instance of the class.

• Static classes cannot be instantiated and are used for grouping related methods and variables.

• Example: 'static int count = 0;' decl
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Q1. Explained about micro front end in react js
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Q1. Reason for job change
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Q2. Can i Work from office for 15 days each month?
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Q1. Basics of domain
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Q2. Technical questions about ur Job
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Q1. Oops concepts and SOLID
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Q1. One hour test: 1. probability 2. rendering in 3D grahics 3. puzzles
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Q1. Projects worked on in preview company
Ans. 
I have worked on various projects in my previous company.
• Developed a web application for managing customer orders and inventory.

• Implemented a machine learning algorithm for predicting customer churn.

• Collaborated with a team to build a mobile app for tracking fitness activities.

• Designed and implemented a scalable backend system for processing large amounts of data.
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Q1. What is a stack ? Write it implementation
Ans. 
A stack is a data structure that follows the Last In First Out (LIFO) principle.
• Stack is a collection of elements with two main operations: push (adds element) and pop (removes top element)

• Common implementations include using arrays or linked lists

• Example: Undo feature in text editors uses a stack to store previous states
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Q2. How could we optimize a stack optimization
Ans. 
Optimizing a stack involves reducing unnecessary operations and improving memory usage.
• Implementing tail call optimization to reduce stack space usage

• Using iterative algorithms instead of recursive ones to avoid stack overflow

• Minimizing the number of local variables stored on the stack

• Using dynamic memory allocation instead of fixed-size arrays to optimize memory usage
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Q1. Database query from 2 table without a common column
Ans. 
Use a JOIN statement to combine data from two tables without a common column.
• Use a JOIN statement to combine data from two tables based on a different column

• Specify the columns to select from each table in the query

• Use aliases to differentiate between columns with the same name in different tables
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Q2. Design a Flight booking system
Ans. 
Design a flight booking system with user authentication, flight search, booking, seat selection, and payment handling.
• Implement user authentication for secure access.

• Create a database of flights with availability and pricing.

• Allow users to search for flights based on criteria like date, destination, and number of passengers.

• Provide seat selection options for users during booking.

• Include a payment gateway for secure tra...read more
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