Infosys Senior QA Engineer Interview Questions and Answers for Experienced

Interviewer gave a java program and asked output.

Q1. About your expertise.
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Q2. Team management.
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Basic selenium automation coding question and QA related MCQs

Q1. Core java and selenium and Qs related to Leading the QA team
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Q2. Count duplicates in a string
Ans. 
Count duplicates in a string
• Iterate through the string and store each character in a hashmap with its count

• Return the count of characters with count greater than 1
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Q3. Write a Program to Sort Array
Ans. 
Program to sort array of strings
• Use a sorting algorithm like bubble sort, selection sort, or merge sort

• Compare strings using strcmp() function in C or compareTo() method in Java

• Handle edge cases like empty array or array with only one element
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Q4. Selenium Commands
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Q1. Salary Negotiation
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Q1. 1.Actions 2.Alerts 3.diff between string buffer and string builder 4. diff between hash map and hash table 5.program to find index of character in string 6.program to find character occurrences in a string...read more
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Basic Aptitude questions. Candidate with average knowledge can crack it.

Two programming questions were asked. Difficulty level was medium.

Q1. Technical questions related to programming.
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Q1. HR type questions
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Basic Java concepts, selenium cases

Q1. Java - Sorting, merging, arrays
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Q1. Compensation, Work experiance
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Q1. Whais you testing experience in you projector
Ans. 
I have over 5 years of experience in testing various software applications, including web and mobile projects.
• Experience in manual and automated testing

• Strong knowledge of testing methodologies and tools

• Experience in creating test plans and test cases

• Familiarity with Agile and Waterfall development methodologies

• Experience in regression testing and performance testing
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Q1. What is SIT and steps involved in designing test cases
Ans. 
SIT stands for System Integration Testing. It involves testing the interaction between different components/modules of a system.
• Understand the system architecture and integration points

• Identify the input and output data for each component/module

• Design test cases to validate the interaction between components/modules

• Execute test cases and analyze results

• Report defects and retest after fixes
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Q1. Explain About your project
Ans. 
Developed a web application for online shopping with focus on user experience and security.
• Used Selenium for automated testing of UI functionalities

• Implemented API testing using Postman

• Performed security testing to identify vulnerabilities

• Collaborated with developers to ensure quality code delivery
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Q2. What is the recent issues you faced and how you solved.
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