Cognizant Senior Automation Test Engineer Interview Questions and Answers

Q1. Can you introduce yourself?
Ans. 
I am a Senior Automation Test Engineer with 5+ years of experience in designing and implementing automated testing frameworks.
• 5+ years of experience in automation testing

• Proficient in designing and implementing automated testing frameworks

• Strong knowledge of testing tools like Selenium, Appium, and JUnit

• Experience in creating test scripts and executing test cases

• Ability to analyze test results and identify defects
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Q2. What is the syntax for using driver.findElement in Selenium?
Ans. 
The syntax for using driver.findElement in Selenium is driver.findElement(By locator)
• Use driver.findElement(By locator) to locate a single element on the web page

• Specify the locator strategy (e.g. By.id, By.name, By.xpath) to identify the element

• Example: WebElement element = driver.findElement(By.id("username"));
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Q3. What are the different types of assertions, and what is the syntax for a hard assertion in TestNG?
Ans. 
Different types of assertions and syntax for hard assertion in TestNG
• Types of assertions: Hard assertions and Soft assertions

• Syntax for hard assertion in TestNG: Assert.assertEquals(expected, actual)
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Q4. What types of wait mechanisms are utilized in your project?
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Types of wait mechanisms include implicit wait, explicit wait, fluent wait, and thread.sleep.
• Implicit wait: Waits for a certain amount of time before throwing a NoSuchElementException.

• Explicit wait: Waits for a certain condition to occur before proceeding further.

• Fluent wait: Waits for a condition to be true with a specified polling frequency.

• Thread.sleep: Pauses the execution for a specified amount of time.
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Q5. How do you manage frames in Selenium?
Ans. 
Frames in Selenium can be managed using switchTo() method to navigate between frames.
• Use driver.switchTo().frame() method to switch to a frame by index, name or WebElement

• Use driver.switchTo().defaultContent() method to switch back to the main content

• Use driver.switchTo().parentFrame() method to switch to the parent frame
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Q6. How do you remove duplicates from an array?
Ans. 
Use a Set data structure to remove duplicates from an array of strings.
• Create a Set from the array to automatically remove duplicates

• Convert the Set back to an array to get the unique values
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Q7. What is the difference between List, Set, and Map collections in Java?
Ans. 
List, Set, and Map are different types of collections in Java used to store and manipulate groups of objects.
• List is an ordered collection that allows duplicate elements. Example: ArrayList, LinkedList

• Set is a collection that does not allow duplicate elements. Example: HashSet, TreeSet

• Map is a collection of key-value pairs where each key is unique. Example: HashMap, TreeMap
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Q8. What actions would you take if there is a mismatch between user stories and application functionality?
Ans. 
I would analyze the user stories and application functionality to identify the root cause of the mismatch and work towards resolving it.
• Review the user stories and application functionality to understand the discrepancies

• Communicate with stakeholders to clarify requirements and expectations

• Update test cases and automation scripts to align with the corrected user stories

• Collaborate with developers to address any underly...read more
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Q1. What is your relevant experience, and what are your roles and responsibilities in your current company?
Ans. 
I have over 5 years of experience in automation testing, with a focus on creating and executing test scripts for web applications.
• Developing automation test scripts using tools like Selenium and TestNG

• Creating test plans and test cases based on requirements

• Executing test cases and reporting defects

• Collaborating with developers and QA team to ensure quality of the product

• Participating in Agile ceremonies such as sprint ...read more
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Q2. Can you provide a specific scenario from your previous project, and detail the feature file step definitions while demonstrating how to run the scenario with different sets of data?
Ans. 
Demonstrating feature file step definitions with different sets of data in a previous project scenario
• Create a feature file with a scenario outline that includes placeholders for different sets of data

• Write step definitions that use the placeholders to run the scenario with different data sets

• Use data tables or examples in the feature file to provide the different sets of data

• Run the scenario with different data sets t...read more
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Q3. What approach can be used to count the number of URLs in an HTML page using Selenium and open the URL that contains your name?
Ans. 
To count URLs in an HTML page using Selenium and open the URL containing your name, you can use a combination of Selenium WebDriver methods and regular expressions.
• Use Selenium WebDriver to navigate to the HTML page and retrieve its source code

• Use regular expressions to identify and count the URLs in the source code

• Iterate through the list of URLs to find the one containing your name

• Use Selenium WebDriver to open the U...read more
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Q4. How can you separate letters and digits from a string in Java? Please provide the Java code for this task.
Ans. 
Use regular expressions to separate letters and digits from a string in Java.
• Use the String class's split() method with a regular expression to separate letters and digits.

• Create a regular expression pattern that matches either letters or digits.

• Store the separated letters and digits in separate arrays.
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Q1. Tell about automation framework
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An automation framework is a set of guidelines, rules, and tools that help in creating and executing automated tests.
• Automation frameworks provide structure and organization to automated tests

• They help in reducing maintenance efforts by promoting reusability of code

• Frameworks can be data-driven, keyword-driven, or hybrid in nature

• Examples of popular automation frameworks include Selenium, TestNG, and Cucumber
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Q1. Reason for job change
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Explain your current testing framework
Method Overloading and Overriding.
find duplicate value from string
only 30mins interview

Q1. Manual testing question abstract class and interface difference
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