OTO Capital Interview Questions and Answers

Q1. Tell me about yourself.
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Basic DSA problems based on Array, String and LinkedList

Q1. Round 1 : SQL based questions
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Round 2 : Working around Credit & Fraud Risk based parameters and how can it be used to reduce delinquency

Q1. SQL join types and outputs
Ans. 
SQL join types include inner join, left join, right join, and full outer join, each producing different outputs.
• Inner join: returns rows that have matching values in both tables

• Left join: returns all rows from the left table and the matched rows from the right table

• Right join: returns all rows from the right table and the matched rows from the left table

• Full outer join: returns all rows when there is a match in either
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Q2. Excel functions and formula
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Q1. Guesstimates related to Uber
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Q2. Puzzles related to shapes
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Q1. Implement Doubly linked list
Ans. 
Doubly linked list is a data structure where each node contains a reference to the previous and next node.
• Create a Node class with data, prev, and next pointers

• Implement methods to add, remove, and traverse nodes in the list

• Handle edge cases like adding to an empty list or removing the only node
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Q2. Phone book design
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