Bharti Airtel Sdet Engineer Interview Questions and Answers

Q1. Group anagram strings in a array
Ans. 
Group anagram strings in an array
• Iterate through the array of strings

• For each string, sort the characters alphabetically

• Use a hashmap to group anagrams together based on sorted strings
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Q2. Reverse subset of array 'k'
Ans. 
Reverse a subset of strings in an array 'k'
• Iterate through the array 'k' and reverse the strings within the specified subset range

• Use a temporary variable to swap the strings at the start and end of the subset range

• Ensure to handle edge cases like empty array or invalid subset range
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Project discussion and basic questions

Q1. Willing to relocate
Ans. 
Yes, willing to relocate for the right opportunity.
• I am open to relocating for a job that aligns with my career goals and offers growth opportunities.

• I have relocated in the past for job opportunities and have found it to be a positive experience.

• I understand the importance of being flexible and adaptable in today's job market, which includes being open to relocation.
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Q2. What is ur weakness
Ans. 
One of my weaknesses is that I tend to be overly critical of my own work.
• I have a tendency to overanalyze my projects, which can sometimes lead to delays in completion.

• I am working on improving my self-confidence to trust my abilities more.

• I have learned to seek feedback from others to gain different perspectives and improve my work.
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Test is proctored and 3 questions were asked out of which 1 is from language other is from data structures and the last one is from sql

Q1. What is a database and explain it
Ans. 
A database is a collection of organized data that can be easily accessed, managed, and updated.
• A database stores data in tables with rows and columns

• It allows for efficient data retrieval and manipulation

• Examples include MySQL, Oracle, and MongoDB
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Q2. What are the projects you have done
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Q1. Java basics, automation basics.
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Q1. Selenium basics
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Q2. API codes for responses
Ans. 
API codes are used to define responses from an API request.
• API codes are typically in the form of HTTP status codes, such as 200 for success, 404 for not found, and 500 for server error.

• These codes help developers understand the outcome of their API requests and take appropriate actions.

• API codes can also include custom error codes specific to the API's functionality, providing more detailed information to the client.
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