Infosys Interview Questions, Process, and Tips

3 coding questions in 3 hours.

Q1. Introduce yourself
Ans. 
I am a software developer with 5 years of experience in Java, Python, and SQL.
• 5 years of experience in Java, Python, and SQL

• Strong problem-solving skills

• Experience working in Agile development environment
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Q2. Explain about the projects you're working currently
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Q3. Do you have work experience in backend technologies
Ans. 
Yes, I have 3 years of work experience in backend technologies including Java, Spring Boot, and SQL databases.
• Worked with Java for backend development

• Experience with Spring Boot framework

• Proficient in working with SQL databases like MySQL and PostgreSQL
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Q4. Asked few questions in mentioned technologies
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Q5. Explain the logic of longest substring
Ans. 
Longest substring refers to finding the continuous sequence of characters within a string with no repeating characters.
• Iterate through the string and keep track of the characters seen so far

• Use a hashmap to store the index of each character

• Update the start index of the substring when a repeating character is encountered

• Calculate the length of the current substring and update the longest substring found so far
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Q1. What is a Python program that can be used to determine the best price for selling stocks?
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Q2. Can you write a Python program to determine whether two given words are anagrams of each other without using built-in functions?
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Q1. Project based Question
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Q1. Why are you changing job?
Ans. 
Seeking new challenges and growth opportunities in a more innovative environment.
• Looking for new challenges and opportunities for growth

• Interested in working in a more innovative environment

• Seeking a better work-life balance
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Q2. How is your usual workday like?
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Q3. What work you did for project? What was your specific contribution to project?
Ans. 
I worked on developing data pipelines for ingesting and processing large volumes of data in Snowflake.
• Designed and implemented ETL processes using Snowflake's features like Snowpipe and tasks.

• Optimized SQL queries for performance and scalability.

• Collaborated with data engineers and analysts to understand requirements and deliver solutions.

• Implemented data quality checks and monitoring processes to ensure data integrity...read more
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Q1. Salary discussion
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Q2. Location related
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Q1. What are the different phases of the Software Testing Life Cycle (STLC)?
Ans. 
STLC consists of phases like requirement analysis, test planning, test design, test execution, and test closure.
• Requirement Analysis: Understanding the project requirements and defining the scope of testing.

• Test Planning: Creating a test plan which includes test strategy, test objectives, and resource planning.

• Test Design: Developing test cases and test scenarios based on requirements.

• Test Execution: Running the test c...read more
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Q2. Can you write a program that outputs a sentence in reverse?
Ans. 
Yes, I can write a program that outputs a sentence in reverse.
• Create a function that takes a string as input

• Split the string into an array of words

• Reverse the array

• Join the array back into a string and return
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Q1. Can you introduce yourself?
Ans. 
I am a dedicated SDET Automation Test Engineer with 5 years of experience in creating and executing automated test scripts.
• 5 years of experience in automation testing

• Proficient in creating and executing automated test scripts

• Strong knowledge of testing tools like Selenium and JUnit

• Experience in Agile development environment

• Excellent problem-solving skills
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Q2. What are your salary expectations?
Ans. 
My salary expectations are based on my experience, skills, and the market rate for the position.
• Research the average salary range for SDET Automation Test Engineers in the industry

• Consider your level of experience and skills compared to the job requirements

• Factor in any additional benefits or perks offered by the company

• Be prepared to negotiate based on the overall compensation package
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