Paytm Money Senior Associate Interview Questions and Answers

1 hour 10 mins, MERN Stack, Face to Face. Mongodb, medium DSA Question, callback, eventloop, NodeJS asynchronous working

Q1. What is financial budgeting and analysis
Ans. 
Financial budgeting and analysis involves creating and managing a financial plan to achieve business goals.
• Financial budgeting involves creating a plan for income and expenses over a specific period of time.

• Financial analysis involves reviewing financial data to identify trends, opportunities, and potential risks.

• Both budgeting and analysis are important for making informed financial decisions and achieving business ob...read more
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Q2. Talk about the topic and also highlight the best practices you use.
Ans. 
The topic is best practices for senior associates.
• One best practice is to prioritize tasks and manage time effectively.

• Another best practice is to communicate clearly and effectively with team members and clients.

• A third best practice is to continuously learn and stay updated on industry trends and developments.

• Additionally, building strong relationships and networking with colleagues and clients is crucial.

• Lastly, att...read more
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Q1. Self introduction
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PPT Assignment comparing all APIs

Q1. Domain knowledge
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Q1. Strength and weakness
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Q1. Private equity waterfall
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Q1. Myself and stock market knowledge
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Round duration - 90 Minutes
Round difficulty - Medium

Q1. 
Cycle Detection in a Singly Linked List
Determine if a given singly linked list of integers forms a cycle or not.
A cycle in a linked list occurs when a node's next points back to a previous node in the ...read more
Ans. 
Detect if a singly linked list forms a cycle by checking if a node's next points back to a previous node.
• Use Floyd's Cycle Detection Algorithm to determine if there is a cycle in the linked list.

• Maintain two pointers, one moving at double the speed of the other, if they meet at any point, there is a cycle.

• If one of the pointers reaches the end of the list (null), there is no cycle.
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Q2. 
Next Greater Element Problem Statement
Given a list of integers of size N, your task is to determine the Next Greater Element (NGE) for every element. The Next Greater Element for an element X is the firs...read more
Ans. 
Find the Next Greater Element for each element in a list of integers.
• Iterate through the list of integers from right to left.

• Use a stack to keep track of elements for which the Next Greater Element is not yet found.

• Pop elements from the stack until a greater element is found or the stack is empty.

• Assign the Next Greater Element as the top element of the stack or -1 if the stack is empty.
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Round duration - 60 Minutes
Round difficulty - Medium

Q1. How would you design an ATM machine?
Ans. 
Designing an ATM machine involves considering user interface, security measures, transaction processing, and hardware components.
• User interface should be intuitive and easy to navigate for users of all ages.

• Implement security measures such as PIN entry, card authentication, and encryption to protect user data.

• Transaction processing should be fast and reliable, with options for cash withdrawals, deposits, transfers, and...read more
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Round duration - 45 Minutes
Round difficulty - Easy

Q1. Can remember it but it was simple question from array
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Q2. Multiple two numbers (given in string only can be very big have to do in traditional way) that can be very big so we have to store result in string
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