Nagarro Senior QA Engineer -Software Testing Interview Questions and Answers

Q1. Constructor design
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Q2. Xpath locators page object model
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Q1. Tell me about your self
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I am a QA Automation Testing Engineer with 5 years of experience in creating and executing test cases for software applications.
• Experienced in creating automated test scripts using tools like Selenium and Appium

• Proficient in writing test cases, executing test plans, and reporting bugs

• Skilled in analyzing test results and providing recommendations for improvements

• Strong knowledge of Agile methodologies and continuous in
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Q2. Program to count the occurrence of vowels
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Program to count the occurrence of vowels in an array of strings
• Iterate through each string in the array

• For each string, iterate through each character and check if it is a vowel (a, e, i, o, u)

• Increment a counter for each vowel found in the string

• Repeat for all strings in the array and return the total count of vowels
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Q1. Fibonacci seriers
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Q2. Oops concepts java
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Q1. Find min and max number in an array
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Find min and max number in an array of strings
• Convert array elements to integers for comparison

• Use built-in functions like Math.min() and Math.max()

• Handle edge cases like empty array or non-numeric elements
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Q2. Test scenario for elevator
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Q1. Tell me about your self
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Q1. Explain your framework
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My framework is a data-driven automation framework using Selenium and TestNG.
• Utilizes Selenium for web automation

• Uses TestNG for test case management and execution

• Data-driven approach for test data separation

• Supports parallel execution for faster testing

• Includes reporting tools like ExtentReports for detailed test results
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Q2. Explain oops concept
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OOPs concept is a programming paradigm based on the concept of objects, which can contain data in the form of fields and code in the form of procedures.
• OOPs stands for Object-Oriented Programming

• Key concepts include classes, objects, inheritance, polymorphism, and encapsulation

• Classes are blueprints for objects, defining their properties and behaviors

• Objects are instances of classes, representing real-world entities

• Inh...read more
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Q1. Questions on switching
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Q2. Packet flow in routers, osi model , etc
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Packet flow in routers involves data transmission through different layers of the OSI model.
• Packet flow starts at the network layer where packets are routed based on IP addresses.

• Packets then move to the data link layer where MAC addresses are used for communication.

• Finally, packets are transmitted physically through the network interface.

• OSI model consists of 7 layers: Physical, Data Link, Network, Transport, Session,
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Q1. What is black box testing
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Black box testing is a software testing method where the internal structure/design of the system being tested is not known to the tester.
• Tests are conducted based on the system's specifications and requirements.

• Focus is on the functionality of the system rather than its internal workings.

• Testers do not have access to the source code.

• Examples include equivalence partitioning, boundary value analysis, and error guessing.
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Q2. What is non functional testing
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Non functional testing is testing the aspects of a system that do not relate to specific behaviors or functions.
• Non functional testing focuses on aspects like performance, usability, reliability, scalability, and security.

• It ensures that the system meets the required quality standards in terms of speed, user experience, stability, capacity, and protection against threats.

• Examples include load testing to check performan...read more
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Find the duplicate of letters in a word

Questions were asked on data structure and algorithms

Q1. SQL queries on joins
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Q2. More questions on performance testing tools
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Write test cases on Camera

Q1. Database question
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Q2. Inner join, constraint
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