Deloitte QA Automation Engineer Interview Questions, Process, and Tips

Round duration - 60 Minutes
Round difficulty - Medium

This round started with some basic questions from Software Testing and then the interviewer started asking some questions from Automation Testing.

Q1. Can you explain the Software Testing Life Cycle (STLC)?
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Q2. What is the difference between a Test Stub and a Test Driver?
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Q3. What do you mean by data flow testing?
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Q4. What is boundary value analysis?
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Q5. What are the different parts of a test automation framework?
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Q6. What are some of the best practices in test automation?
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Q7. How do you automate the testing of CAPTCHA?
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Q8. What is Protractor?
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Round duration - 60 Minutes
Round difficulty - Medium

This round had questions majorly from Selenium and Cucumber.

Q1. What are the different components of Selenium?
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Q2. Why should Selenium be selected as a testing tool for web applications or systems?
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Q3. What is the difference between Selenium and Cucumber?
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Q4. Can you explain the JUnit annotations that are linked with Selenium?
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Q5. How can you run a selected test from a group of tests in Cucumber?
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Q6. What is grouping in the context of Cucumber?
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Q7. Can you explain briefly how Behavioral Driven Development (BDD) works?
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Round duration - 30 Minutes
Round difficulty - Easy

This is a cultural fitment testing round. HR was very frank and asked standard questions. Then we discussed about my
role.

Q1. Why should we hire you?
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Q2. What is something about you that is not included in your resume?
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Q1. Write a program to find character occurances in "Hello World"
Ans. 
Program to find character occurances in 'Hello World'
• Create a map to store character occurrences

• Iterate through each character in the string and update the map

• Print the character occurrences from the map
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Q2. What is multithreading
Ans. 
Multithreading is the ability of a CPU to execute multiple threads concurrently, allowing for better performance and resource utilization.
• Multithreading allows multiple threads to run concurrently within the same process.

• Each thread has its own stack and shares the same memory space.

• Multithreading can improve performance by utilizing multiple CPU cores efficiently.

• Examples of multithreading include running multiple tas...read more
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Q3. What are the annotations used in TestNG
Ans. 
TestNG annotations are used to control the flow of test methods and provide additional information about the test.
• Annotations like @Test, @BeforeSuite, @AfterSuite are used to define test methods and setup/teardown methods

• Annotations like @BeforeTest, @AfterTest are used to run setup/teardown methods before/after a test

• Annotations like @BeforeClass, @AfterClass are used to run setup/teardown methods before/after a test...read more
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Q1. What challenges did you face in your recent project?
Ans. 
I faced challenges in coordinating with offshore team members and managing tight deadlines.
• Coordinating with offshore team members in different time zones

• Managing tight deadlines and ensuring timely delivery of automation scripts

• Dealing with unexpected changes in project requirements
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Q2. What are the roles and responsibilities in your current project?
Ans. 
In my current project, I am responsible for designing, developing, and executing automated test scripts using Selenium.
• Designing test cases and scenarios for automation

• Developing automated test scripts using Selenium WebDriver

• Executing test scripts and analyzing results

• Identifying and reporting defects

• Collaborating with developers and QA team to ensure quality of the software
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Q3. Code: take your name as input and print every letter separately and if any vowel is repeated print those vowels.
Ans. 
The code takes a name as input, prints each letter separately, and identifies repeated vowels.
• Create a function that takes a string input for the name

• Iterate through each letter in the name and print it separately

• Track the vowels and check for repetitions to print repeated vowels
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Q4. What is Fluent Wait?
Ans. 
Fluent Wait is a dynamic wait mechanism in Selenium that waits for a certain condition to be met before proceeding.
• Fluent Wait is used to define the maximum amount of time to wait for a condition, as well as the frequency with which to check the condition.

• It can be customized with different polling intervals and exceptions to ignore.

• Example: WebDriverWait wait = new WebDriverWait(driver, 10); wait.pollingEvery(Duration...read more
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Q5. Difference between findElement and findElements.
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findElement returns the first matching element on the web page, while findElements returns a list of all matching elements.
• findElement returns a single WebElement matching the specified locator, while findElements returns a list of WebElements.

• findElement throws NoSuchElementException if no matching element is found, while findElements returns an empty list.

• Example: WebElement element = driver.findElement(By.id("userna...read more
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Q1. Difference between findElements and findElement?
Ans. 
findElements returns a list of web elements matching the locator, while findElement returns the first web element matching the locator.
• findElements returns a list of web elements, findElement returns the first element

• findElements returns an empty list if no elements are found, findElement throws NoSuchElementException

• findElements is useful for finding multiple elements, findElement is useful for finding a single elemen
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Q2. Coding: take your name as input. Print them letter by letter and print if vowels repeat in your name.
Ans. 
The code takes a name as input, prints each letter, and checks if any vowels repeat in the name.
• Create a function that takes a string input for the name

• Iterate through each letter in the name and print them individually

• Check for vowel repetition by keeping track of vowels encountered
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Q3. What is Fluent wait?
Ans. 
Fluent wait is a dynamic wait mechanism in Selenium WebDriver that waits for a condition to be true before proceeding.
• Fluent wait is used to handle dynamic web elements that may load at different times.

• It can define the maximum amount of time to wait for a condition, as well as the frequency of checking.

• Example: WebDriverWait wait = new WebDriverWait(driver, 10); wait.until(ExpectedConditions.visibilityOfElementLocated
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Q4. Some others selenium questions.
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Q5. Tell me about yourself. Role and responsibilities from your previous project.
Ans. 
I am an Automation Engineer with experience in designing and implementing automated test scripts for web applications.
• Designed and implemented automated test scripts using Selenium WebDriver for regression testing

• Collaborated with developers to integrate automated tests into continuous integration pipeline

• Performed manual testing to identify bugs and validate automated test results
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