Thales Interview Questions, Process, and Tips

Q1. Have a good knowledge on your current tasks.
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Q1. Security base question
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Python question and selenium

Q1. Salary discussion and some basic questions
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Round duration - 90 Minutes
Round difficulty - Medium

Mainly mcqs and some coding questions

Q1. 
Nth Fibonacci Number Problem Statement
Calculate the Nth term in the Fibonacci sequence, where the sequence is defined as follows: F(n) = F(n-1) + F(n-2), with initial conditions F(1) = F(2) = 1.
Input:
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Ans. 
Calculate the Nth Fibonacci number efficiently using dynamic programming.
• Use dynamic programming to store previously calculated Fibonacci numbers to avoid redundant calculations.

• Start with base cases F(1) and F(2) as 1, then iterate to calculate subsequent Fibonacci numbers.

• Optimize the solution to have a time complexity of O(N) by storing and reusing calculated values.
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Round duration - 60 Minutes
Round difficulty - Easy

Introduction and some Python Questions

Q1. 
String Palindrome Verification
Given a string, your task is to determine if it is a palindrome considering only alphanumeric characters.
Input:
The input is a single string without any leading or trailing...read more
Ans. 
Check if a given string is a palindrome considering only alphanumeric characters.
• Remove non-alphanumeric characters from the input string before checking for palindrome.

• Use two pointers approach to compare characters from start and end of the string.

• Convert all characters to lowercase for case-insensitive comparison.

• Return true if the string is a palindrome, false otherwise.
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Round duration - 60 Minutes
Round difficulty - Easy

Questions related to cloud deployments and all

Q1. Can you explain your approach to project scaling in AWS?
Ans. 
My approach to project scaling in AWS involves utilizing auto-scaling groups, load balancers, and monitoring tools.
• Utilize auto-scaling groups to automatically adjust the number of EC2 instances based on traffic patterns

• Implement load balancers to distribute incoming traffic evenly across multiple instances

• Use monitoring tools like CloudWatch to track performance metrics and make informed scaling decisions
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Round duration - 45 Minutes
Round difficulty - Easy

Mainly discussed the future goals and expectations from the company

Q1. Can you discuss your work experience, the company culture you've encountered, and your future expectations regarding growth opportunities?
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