Finance Buddha Interview Questions and Answers

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. What are your salary expectations?
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Q2. What is your family background?
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Q3. Share details of your previous job.
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Q4. Why should we hire you?
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Q5. Why are you looking for a change?
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Q6. Where do you see yourself in 5 years?
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Q7. What are your strengths and weaknesses?
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Q8. Tell me about yourself.
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Q1. Related to previous job, and other common interview questions
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Objective test based upon amplitude mental ability questions.

Q1. Second round would be a Personal interview with Team leader and if selected then a PI with Manager
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Q2. Why you want to join better?
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Q3. Can a model like better execute in Indian Market?
Ans. 
Yes, a well-designed model can better execute in the Indian market.
• A model that takes into account the unique characteristics of the Indian market can perform better.

• Factors such as cultural nuances, language, and consumer behavior should be considered.

• For example, a model that incorporates regional languages and dialects can better connect with consumers.

• Similarly, a model that accounts for the importance of family an...read more
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Q1. What is Fannie Mae? What is Freddie Mac? Explain and Difference between the two.
Ans. 
Fannie Mae and Freddie Mac are government-sponsored enterprises that provide liquidity to the mortgage market.
• Fannie Mae and Freddie Mac buy mortgages from lenders and package them into securities that are sold to investors.

• Fannie Mae was created in 1938 and Freddie Mac in 1970.

• Fannie Mae is a nickname for the Federal National Mortgage Association and Freddie Mac is a nickname for the Federal Home Loan Mortgage Corpora...read more
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