Cognizant Qe Automation Engineer Interview Questions and Answers

Q1. Tell me your Self introduce
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Q2. Tell me project structure
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Project structure refers to the organization of files, folders, and resources within a software project.
• Main folders like src (source code), test (test cases), lib (libraries), docs (documentation)

• Subfolders for specific modules or components

• Configuration files like pom.xml, package.json, etc.

• Build scripts like Jenkinsfile, Dockerfile

• Version control files like .gitignore, .gitattributes

• README.md file for project overvi
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Q1. What is Hard assert
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Hard assert is a type of assertion in test automation that stops the test execution immediately when a failure occurs.
• Hard assert is used to validate the expected outcome of a test case

• If the assertion fails, the test execution is halted and marked as failed

• It is commonly used in automated test scripts to ensure the correctness of the application under test
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Q2. What is soft assert
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Soft assert is a way to continue the execution of a test case even after an assertion failure.
• Soft assert does not stop the execution of the test case when an assertion fails.

• It is useful when you want to log the failure but continue with the remaining test steps.

• Soft assert is commonly used in test automation frameworks like TestNG in Java.
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Q1. Write a program to print 2 nd highest number from array with using sorting?
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Program to find 2nd highest number in array without sorting.
• Iterate through array to find highest and second highest numbers

• Initialize variables to store highest and second highest numbers

• Compare each element with highest and second highest numbers
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Q2. Write a program to add value into hashmap?
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Program to add values into a hashmap in Java.
• Create a new HashMap object.

• Use the put() method to add key-value pairs into the hashmap.

• Keys must be unique, values can be duplicated.

• Example: HashMap map = new HashMap<>(); map.put("A", 1);
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Q3. What are main concepts of OOPS in java?
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Main concepts of OOPS in Java include inheritance, encapsulation, polymorphism, and abstraction.
• Inheritance: Allows a class to inherit properties and behavior from another class. Example: class B extends class A.

• 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 ba...read more
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Q1. What are the different http codes used in rest assure?
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Different HTTP codes used in Rest Assured
• 200 - OK: Request was successful

• 201 - Created: Request was successful and a new resource was created

• 400 - Bad Request: Request was invalid

• 401 - Unauthorized: Request requires user authentication

• 404 - Not Found: Requested resource was not found

• 500 - Internal Server Error: Server encountered an unexpected condition
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Q2. Write a code using rest assure for status code
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Code using Rest Assured for checking status code
• Import Rest Assured library

• Use given() method to specify the base URI

• Use when() method to specify the HTTP method and endpoint

• Use then() method to validate the status code
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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 selenium
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Selenium is a popular open-source automation testing tool used for web application testing.
• Selenium supports multiple programming languages like Java, Python, C#, etc.

• It allows testers to write test scripts in a variety of IDEs like Eclipse, IntelliJ, etc.

• Selenium can automate interactions with web browsers like Chrome, Firefox, etc.

• It can perform various testing tasks such as form filling, button clicking, data extrac
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Q2. Explain different components of selenium
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Selenium is a suite of tools used for automating web browsers.
• Selenium IDE: Record and playback tool for creating automated tests

• Selenium WebDriver: Automation tool for writing test scripts in various programming languages

• Selenium Grid: Distributes test execution on multiple machines for parallel testing

• Selenium RC (Remote Control): Deprecated tool for running tests in multiple browsers
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Q3. Difference between findelement and findelement
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findelement is a method used in Selenium to locate a single web element on a webpage, while findelements is used to locate multiple web elements.
• findelement returns the first matching element found on the webpage

• findelements returns a list of all matching elements found on the webpage

• findelement is used when only one element needs to be located, while findelements is used when multiple elements need to be located
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Q4. Different types of wait
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Different types of wait include implicit, explicit, and fluent waits in automation testing.
• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException if the element is not found.

• Explicit wait: Waits for a certain condition to be met before proceeding further in the code.

• Fluent wait: Waits for a condition to be met with a defined polling frequency and timeout.

• Example: Using implicit wait ...read more
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Q5. Difference between close and wait
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Close is used to close a window or application, while wait is used to pause the execution for a specified amount of time.
• Close is used to close a window or application after the test is completed

• Wait is used to pause the execution for a specified amount of time, such as waiting for an element to load before proceeding

• Example: driver.close() will close the current window, while Thread.sleep(5000) will pause the executio
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Q1. Where do you see yourself in 5 years
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String reverse in JS, Framework related question

Q1. Why atos? Coding skills required
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Atos is a leading global IT services company with a strong focus on automation and coding skills.
• Atos is a well-established global IT services company known for its expertise in automation and coding.

• They have a strong reputation for delivering innovative solutions to clients using cutting-edge technologies.

• Working at Atos will provide opportunities to enhance coding skills and work on challenging automation projects.

• A...read more
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