IDFC FIRST Bank Software Development Engineer Interview Questions and Answers

Joins, Jobs, stored procedures,cursors.

Q1. What is my package
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Behavioural and culture fit

Simple algorithm question about sorting

Q1. Algorith question about quick sort
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Q2. Nlonn run time of the sort
Ans. 
The time complexity of the quicksort algorithm is O(n log n).
• Quicksort has an average time complexity of O(n log n).

• The best case time complexity of quicksort is O(n log n) when the pivot element divides the array into two equal halves.

• The worst case time complexity of quicksort is O(n^2) when the pivot element is the smallest or largest element in the array.
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It had more than 30 aptitude questions and 2 coding questions

Q1. It was totally a tech round all questions were from Data structure, dbms, java, computer networking
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Q1. 1. Power BI, 2. SQL,
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Q2. 3. Azure and 4. Excel.
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Basic code to be written

Q1. System design , HLD, LLD , coding question
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1)Buy and sell stock
2)2 sum
3) system design
4) Elastic search
5) deployment

DSA , LLD on bar raiser

DSA, SQL and discussions around projects

Q1. Design a notification system
Ans. 
A notification system to alert users of important events or updates.
• Define types of notifications (e.g. email, SMS, push notifications)

• Implement a user preference setting for notification frequency

• Include a notification history for users to review past alerts
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