Wipro QA Mechanical ENV Lab Testing Engineer Interview Questions and Answers

Q1. Explain your framework, API fundamentals
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Q2. Exception handling in selenium, error codes in api testing etc
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Q3. Synchronization handling in code
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Q4. Oops concepts used in project
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Q5. Agile process and terminologies
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Q1. What are the principles of testing?
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The principles of testing involve thorough planning, clear objectives, systematic approach, documentation, and validation.
• Thorough planning is essential to identify test objectives, scope, resources, and timelines.

• Clear objectives help in defining what needs to be tested and the expected outcomes.

• A systematic approach ensures that tests are conducted in a structured manner to achieve reliable results.

• Documentation of t...read more
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Q2. What is the method to swap two numbers without using inbuilt functions?
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Swapping two numbers without using inbuilt functions can be achieved using arithmetic operations.
• Create a temporary variable to store one of the numbers.

• Assign the value of the first number to the second number.

• Assign the value of the temporary variable to the first number.
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Write a number swap program without using built-in functions.

Q1. Find Xpath for given webpage?
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Q2. Explain about Java OOPS concepts?
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Basic Selenium and Java questions
Frequency counter code in Java
Gmail login Automation

Q1. Why looking for another job
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Seeking new challenges and growth opportunities in a dynamic work environment.
• Looking for opportunities to expand my skill set and knowledge in automation testing

• Seeking a more collaborative team environment to enhance my learning and development

• Interested in working on cutting-edge technologies and projects to further my career
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Q2. Expected salary
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Negotiable based on experience and responsibilities
• Salary expectations are based on industry standards, experience, and responsibilities of the role

• Research average salaries for Qa Automation Testing Engineers in the specific location

• Consider benefits, bonuses, and other perks in addition to base salary

• Be prepared to discuss salary range during negotiation
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Q1. Explain HashMap
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HashMap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
• HashMap is part of the Java Collections framework.

• It uses hashing to store key-value pairs in an array.

• Keys in a HashMap must be unique, but values can be duplicated.

• HashMap allows for quick retrieval of values based on keys.

• Example: HashMap map = new HashMap<>();
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Q2. Is Cucumber Data Driven Framework?
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Yes, Cucumber is a Data Driven Framework.
• Cucumber allows for writing test cases in plain English using Gherkin syntax

• Data can be stored in external files like Excel, CSV, or JSON and easily integrated into test scripts

• Scenarios can be parameterized to run with different test data sets
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Q3. Explain Apium and PT
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Appium is an open-source tool for automating mobile applications, while PT stands for Page Object Model Testing.
• Appium is used for automating mobile apps on iOS and Android platforms.

• It supports multiple programming languages like Java, Python, and Ruby.

• Page Object Model Testing (PT) is a design pattern used in test automation to create an object repository for web elements on a web page.

• PT helps in reducing code dupli...read more
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It was Average.......,....

Medium level of difficulties

Q1. Tell me about yourself
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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.
• 5 years of experience in QA Automation Testing

• Proficient in creating and executing test cases

• Strong knowledge of automation tools like Selenium and JUnit

• Experience in testing web and mobile applications

• Familiar with Agile methodology
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Q2. Tell me about your family
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Q3. How was your day
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Q1. Difference between hash map and hash table
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HashMap is non-synchronized and allows null values and keys, while HashTable is synchronized and does not allow null values or keys.
• HashMap is non-synchronized and not thread-safe, while HashTable is synchronized and thread-safe.

• HashMap allows null values and keys, while HashTable does not allow null values or keys.

• HashMap is generally preferred over HashTable for non-thread-safe operations due to better performance.
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Q2. What is final finally finalize
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final, finally, and finalize are keywords in Java used for different purposes.
• final is a keyword used to declare constants, prevent method overriding, and prevent inheritance.

• finally is a block of code that is always executed, whether an exception is thrown or not.

• finalize is a method used for cleanup operations before an object is garbage collected.
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Q3. What is idempotent in API
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Idempotent in API means that making the same request multiple times has the same effect as making it once.
• Idempotent operations produce the same result regardless of how many times they are called.

• GET and PUT requests are typically idempotent, while POST requests are not.

• For example, sending a PUT request to update a resource should have the same result whether it is sent once or multiple times.
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Q4. Pillars of JAVA and explain with example
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The pillars of JAVA are Inheritance, Encapsulation, Polymorphism, and Abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class Dog extends Animal.

• Encapsulation: Bundling data and methods that operate on the data into a single unit. Example: private variables with public getter and setter methods.

• Polymorphism: Ability of a method to do different things based on the ob...read more
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Q1. What is your Name??
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Q2. How is Python??
Ans. 
Python is a versatile and powerful programming language known for its simplicity and readability.
• Python is widely used for web development, data analysis, artificial intelligence, and automation.

• It has a large standard library and a vibrant community of developers.

• Python code is easy to read and write, making it a great choice for beginners and experienced programmers alike.
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Q1. What is Network ??
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A network is a collection of computers, servers, mainframes, network devices, and other devices connected to one another to share data and resources.
• Networks can be classified based on their size (LAN, WAN, MAN)

• Networks can be wired (Ethernet, fiber optic) or wireless (Wi-Fi, Bluetooth)

• Networks can be used for sharing files, printers, internet access, and communication

• Examples of networks include the internet, company
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Q2. How is software testing
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Software testing is the process of evaluating a software application to ensure it meets specified requirements and functions correctly.
• Software testing involves identifying defects or bugs in the software.

• It helps in ensuring the quality and reliability of the software.

• Types of software testing include unit testing, integration testing, system testing, and acceptance testing.
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Q3. How is command system network?
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Command system network is a centralized system that controls and coordinates various devices and processes.
• Command system network typically consists of a central server or controller that communicates with multiple devices or subsystems.

• It allows for centralized monitoring, control, and coordination of various processes or equipment.

• Examples include industrial automation systems, smart home systems, and military comman
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Q4. What is server???
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A server is a computer or software program that provides functionality for other programs or devices, often over a network.
• A server stores and manages data, files, or applications for clients to access remotely.

• Servers can provide services such as email, web hosting, file sharing, and database management.

• Examples of servers include web servers like Apache or Nginx, email servers like Microsoft Exchange, and file server
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