Infosys Automation Test Engineer Interview Questions and Answers

Code to generate Fibonacci series

• Use a loop to generate Fibonacci numbers

• Start with 0 and 1 as the first two numbers

• Add the previous two numbers to get the next number

• Repeat until desired number of Fibonacci numbers are generated

Dynamic webElements can be handled using Xpath by using relative Xpath expressions to locate elements based on their attributes or position in the DOM.

• Use Xpath expressions to locate webElements based on their attributes such as id, class, name, etc.

• Use Xpath functions like contains(), starts-with(), and text() to locate elements based on their text content.

• Use Xpath axes like following-sibling, preceding-sibling, pare...read more

A spike in agile is a time-boxed research or investigation task to gather information or explore potential solutions for a specific problem.

• Spike is a temporary activity to reduce uncertainty or risk in a project.

• It is time-boxed, meaning it has a fixed duration.

• Spike is not a regular user story but a task to gather information or explore solutions.

• Examples of spikes include researching a new technology, exploring a co...read more

Agile is iterative and flexible, while waterfall is sequential and rigid.

• Agile focuses on delivering working software in short iterations, while waterfall follows a linear approach with distinct phases.

• Agile allows for changes and adaptations throughout the project, while waterfall requires detailed planning upfront.

• Agile promotes collaboration and communication within teams, while waterfall relies on strict documentat...read more

Sprint point system is a method used in Agile project management to measure the amount of work completed in a sprint.

• Sprint points are used to estimate the effort required to complete a task or user story.

• Points are assigned based on complexity, effort, and risk involved in completing the task.

• Common point systems include Fibonacci sequence (1, 2, 3, 5, 8, 13, etc.) or t-shirt sizes (XS, S, M, L, XL).

Test scenarios for payment failure by debit card in e-commerce site

• Attempt payment with insufficient funds in the account

• Attempt payment with expired debit card

• Attempt payment with incorrect CVV code

• Attempt payment with incorrect card details

• Attempt payment while the bank's server is down

Maven build lifecycle consists of phases like compile, test, package, install, deploy.

• Maven build lifecycle consists of three main phases: clean, default, and site.

• Each phase consists of a series of goals that are executed in a specific order.

• Some common goals in Maven build lifecycle include compile, test, package, install, and deploy.

• The clean phase removes all files generated by the previous build.

• The default phase ...read more

Code to reverse a sentence using array of strings.

• Split the sentence into an array of words

• Reverse the array

• Join the array back into a sentence

Static block in Java is a block of code that is executed only once when the class is loaded.

• Static block is used to initialize static variables of a class.

• It is executed before the main method.

• Syntax: static { // code to be executed }

• Example: static { System.out.println("Static block executed"); }

Exclude and include in TestNG are used to specify which test methods to run or skip during test execution.

• Exclude attribute is used to specify which test methods to skip during test execution

• Include attribute is used to specify which test methods to run during test execution

• Both attributes can be used in the testng.xml file or in the @Test annotation

• Example: @Test(groups = {"smoke"}, excludeGroups = {"regression"})

To reverse a digit, convert it to a string and then reverse the string.

• Convert the digit to a string

• Use built-in functions to reverse the string

• Convert the reversed string back to a digit if needed

Lists are ordered and allow duplicates; sets are unordered and do not allow duplicates.

• Lists maintain the order of elements. Example: [1, 2, 3, 3] has duplicates.

• Sets do not maintain order and eliminate duplicates. Example: {1, 2, 3} only keeps unique values.

• Lists can be indexed and sliced. Example: list[0] gives the first element.

• Sets are optimized for membership tests. Example: '3 in set' is faster than '3 in list'.

• L...read more

Abstract classes allow partial implementation, while interfaces define a contract with no implementation.

• Abstract classes can have both abstract methods (without implementation) and concrete methods (with implementation).

• Interfaces can only declare methods (no implementation) and can include default methods since Java 8.

• A class can inherit from only one abstract class but can implement multiple interfaces.

• Example of an...read more

I am an Automation Test Engineer with a passion for quality assurance and a strong background in software testing and automation tools.

• Over 5 years of experience in software testing, focusing on automation frameworks like Selenium and TestNG.

• Developed and maintained automated test scripts for web applications, improving testing efficiency by 40%.

• Collaborated with cross-functional teams to ensure seamless integration of...read more

This code retrieves the title of a web page using Selenium WebDriver in Java.

• Use Selenium WebDriver to interact with the web page.

• Initialize the WebDriver and navigate to the desired URL.

• Use the getTitle() method to fetch the page title.

• Example: String title = driver.getTitle();

This code identifies and prints duplicate characters in a given string using a dictionary to count occurrences.

• Use a dictionary to store character counts. Example: {'a': 2, 'b': 1, 'c': 3}

• Iterate through the string and update counts in the dictionary.

• Print characters that have a count greater than 1 as duplicates. Example output for 'programming': 'r', 'g'