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Tech Mahindra Senior QA Engineer Interview Questions and Answers
9 Interview questions
To switch to a frame in Selenium, use driver.switchTo().frame() method. To come out of a frame, use driver.switchTo().defaultContent() method.
Use driver.switchTo().frame() method to switch to a frame
Use driver.switchTo().defaultContent() method to come out of a frame
Example: driver.switchTo().frame("frameName");
Example: driver.switchTo().defaultContent();
To find the maximum diagonal sum in a 2X2 Matrix, sum the elements of the main diagonal and the opposite diagonal.
Sum the elements of the main diagonal (top left to bottom right) and the opposite diagonal (top right to bottom left).
Compare the sums of both diagonals and return the maximum sum.
Example: For a 2X2 Matrix [[1, 2], [3, 4]], the main diagonal sum is 1+4=5 and the opposite diagonal sum is 2+3=5. The maxi...
Resolve merge conflicts in git by using git commands and tools.
Pull the latest changes from the remote repository
Use 'git status' to identify conflicting files
Open the conflicting files and manually resolve the conflicts
Add the resolved files to the staging area using 'git add'
Commit the changes with a merge message using 'git commit'
Extract the 14 characters before @ in a given URL
Use string manipulation to extract characters before @ symbol
Consider edge cases like no @ symbol or less than 14 characters before @
Handle special characters like %20 or %40
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Code to output each word with vowel count in a given string.
Split the string into words using space as delimiter
Iterate through each word and count the number of vowels
Store the word and its vowel count in an array of strings
Regex pattern to match at least one capital letter, one small case letter, one digit, and one special character.
Use the regex pattern: (?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*[^A-Za-z0-9])
Example: Password@123
Use git cherry-pick command to bring specific commit changes to your branch.
Identify the commit hash of the specific changes you want to bring to your branch.
Checkout to the branch where you want to apply the changes.
Use 'git cherry-pick <commit-hash>' command to apply the specific commit changes to your branch.
To find the selected option text from a dropdown in Selenium, you can use the getFirstSelectedOption() method.
Use the Select class to work with dropdown elements in Selenium
Use the getFirstSelectedOption() method to get the selected option
Retrieve the text of the selected option using getText() method
Find duplicates in a dropdown along with their occurrence/frequency.
Iterate through the dropdown options and store each option in a hashmap with its frequency.
Identify options with frequency greater than 1 as duplicates.
Return the duplicates along with their occurrence/frequency.
Tech Mahindra Senior QA Engineer Interview Experiences
1 interview found
Anonymous
I applied via Referral and was interviewed in Dec 2024. There was 1 interview round.
(9 Questions)
- Q1. Match 14 characters before @ , given an url
- Ans.
Extract the 14 characters before @ in a given URL
Use string manipulation to extract characters before @ symbol
Consider edge cases like no @ symbol or less than 14 characters before @
Handle special characters like %20 or %40
- Q2. Match Atleast one capital, once small case, 1 digit and 1 special character using regex?
- Ans.
Regex pattern to match at least one capital letter, one small case letter, one digit, and one special character.
Use the regex pattern: (?=.*[A-Z])(?=.*[a-z])(?=.*[0-9])(?=.*[^A-Za-z0-9])
Example: Password@123
- Q3. Given a string ="This is my interview for QA engineer"; write code to give an output of each word with vowel count?
- Ans.
Code to output each word with vowel count in a given string.
Split the string into words using space as delimiter
Iterate through each word and count the number of vowels
Store the word and its vowel count in an array of strings
- Q4. Given a 2X2 Matrix, find the maximum diagonal sum?
- Ans.
To find the maximum diagonal sum in a 2X2 Matrix, sum the elements of the main diagonal and the opposite diagonal.
Sum the elements of the main diagonal (top left to bottom right) and the opposite diagonal (top right to bottom left).
Compare the sums of both diagonals and return the maximum sum.
Example: For a 2X2 Matrix [[1, 2], [3, 4]], the main diagonal sum is 1+4=5 and the opposite diagonal sum is 2+3=5. The maximum d...
- Q5. How do you find the selected option text from dropdown in selenium?
- Ans.
To find the selected option text from a dropdown in Selenium, you can use the getFirstSelectedOption() method.
Use the Select class to work with dropdown elements in Selenium
Use the getFirstSelectedOption() method to get the selected option
Retrieve the text of the selected option using getText() method
- Q6. Given a dropdown contains options with duplicates. Find those duplicates along with its occurrence/frequency?
- Ans.
Find duplicates in a dropdown along with their occurrence/frequency.
Iterate through the dropdown options and store each option in a hashmap with its frequency.
Identify options with frequency greater than 1 as duplicates.
Return the duplicates along with their occurrence/frequency.
- Q7. How do you resolve merge conflicts in git?
- Ans.
Resolve merge conflicts in git by using git commands and tools.
Pull the latest changes from the remote repository
Use 'git status' to identify conflicting files
Open the conflicting files and manually resolve the conflicts
Add the resolved files to the staging area using 'git add'
Commit the changes with a merge message using 'git commit'
- Q8. How to bring specific commit changes to your branch?
- Ans.
Use git cherry-pick command to bring specific commit changes to your branch.
Identify the commit hash of the specific changes you want to bring to your branch.
Checkout to the branch where you want to apply the changes.
Use 'git cherry-pick <commit-hash>' command to apply the specific commit changes to your branch.
- Q9. How to switch to frame and come out of it in selenium?
- Ans.
To switch to a frame in Selenium, use driver.switchTo().frame() method. To come out of a frame, use driver.switchTo().defaultContent() method.
Use driver.switchTo().frame() method to switch to a frame
Use driver.switchTo().defaultContent() method to come out of a frame
Example: driver.switchTo().frame("frameName");
Example: driver.switchTo().defaultContent();
Interview Preparation Tips
Interview questions from similar companies
Siddhi Desai
I applied via Monster and was interviewed before Oct 2020. There were 3 interview rounds.
Interview Questionnaire
1 Question
- Q1. Technical selenium and architecture
Interview Preparation Tips
I applied via Naukri.com and was interviewed in May 2024. There was 1 interview round.
(1 Question)
- Q1. 1.Actions 2.Alerts 3.diff between string buffer and string builder 4. diff between hash map and hash table 5.program to find index of character in string 6.program to find character occurrences in a string...
Selected
I applied via Approached by Company and was interviewed before Apr 2023. There were 3 interview rounds.
Basic selenium automation coding question and QA related MCQs
(4 Questions)
- Q1. Core java and selenium and Qs related to Leading the QA team
- Q2. Count duplicates in a string
- Ans.
Count duplicates in a string
Iterate through the string and store each character in a hashmap with its count
Return the count of characters with count greater than 1
- Q3. Write a Program to Sort Array
- Ans.
Program to sort array of strings
Use a sorting algorithm like bubble sort, selection sort, or merge sort
Compare strings using strcmp() function in C or compareTo() method in Java
Handle edge cases like empty array or array with only one element
- Q4. Selenium Commands
(1 Question)
- Q1. Salary Negotiation
Interview Preparation Tips
Prepare well.
Skills evaluated in this interview
What people are saying about Tech Mahindra
I applied via Naukri.com
(1 Question)
- Q1. Introduce yourself and give some brief about work experience
Interview Preparation Tips
Selected
I applied via Campus Placement and was interviewed before Apr 2023. There were 4 interview rounds.
Basic Aptitude questions. Candidate with average knowledge can crack it.
Two programming questions were asked. Difficulty level was medium.
(1 Question)
- Q1. Technical questions related to programming.
(1 Question)
- Q1. HR type questions
Interview Preparation Tips
(1 Question)
- Q1. Whais you testing experience in you projector
- Ans.
I have over 5 years of experience in testing various software applications, including web and mobile projects.
Experience in manual and automated testing
Strong knowledge of testing methodologies and tools
Experience in creating test plans and test cases
Familiarity with Agile and Waterfall development methodologies
Experience in regression testing and performance testing
(1 Question)
- Q1. What is SIT and steps involved in designing test cases
- Ans.
SIT stands for System Integration Testing. It involves testing the interaction between different components/modules of a system.
Understand the system architecture and integration points
Identify the input and output data for each component/module
Design test cases to validate the interaction between components/modules
Execute test cases and analyze results
Report defects and retest after fixes
Interview Preparation Tips
Skills evaluated in this interview
Selected
I applied via Naukri.com and was interviewed before Feb 2023. There were 3 interview rounds.
Basic Java concepts, selenium cases
(1 Question)
- Q1. Java - Sorting, merging, arrays
(1 Question)
- Q1. Compensation, Work experiance
Preeti Garg
I applied via Job Portal and was interviewed before Jun 2023. There was 1 interview round.
(2 Questions)
- Q1. Hashmap implementation
- Ans.
Hashmap is a data structure that stores key-value pairs and allows for fast retrieval of values based on keys.
Hashmap is implemented using an array of linked lists or buckets to handle collisions.
Each key is hashed to determine its index in the array.
Common operations include put(key, value), get(key), and remove(key).
Example: HashMap<String, Integer> map = new HashMap<>(); map.put("apple", 5); int value = ...
- Q2. Difference between getWindowHandles and getWindowHandle
- Ans.
getWindowHandles returns all open window handles, getWindowHandle returns handle of current window
getWindowHandles returns a set of all window handles currently open in the browser
getWindowHandle returns the handle of the current window being focused on
Example: driver.getWindowHandles() vs driver.getWindowHandle()
Interview Preparation Tips
Skills evaluated in this interview
Sruti Sahoo
I applied via Naukri.com and was interviewed in Aug 2024. There were 2 interview rounds.
(2 Questions)
- Q1. Difference between type and typeAndWait
- Ans.
typeAndWait is used to wait for a specific element to appear before proceeding, while type does not wait.
typeAndWait is used in Selenium WebDriver to wait for a specific element to appear before typing into it
type does not wait for the element to appear and may cause errors if the element is not present
typeAndWait is useful for dynamic web pages where elements may take time to load
- Q2. How to change window size in selenium
- Ans.
To change window size in Selenium, you can use the set_window_size() method of the WebDriver class.
Use driver.set_window_size(width, height) to change the window size
Specify the width and height in pixels as parameters
Example: driver.set_window_size(800, 600) will set the window size to 800x600 pixels
(1 Question)
- Q1. Different listeners in TestNG
- Ans.
TestNG provides different listeners to customize test execution and reporting.
TestNG provides several built-in listeners such as IInvokedMethodListener, ITestListener, ISuiteListener, etc.
Listeners can be used to perform actions before or after test methods, suites, or entire test runs.
Listeners can be implemented by creating classes that extend the corresponding listener interfaces.
Listeners can be configured in the t...
Skills evaluated in this interview
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