Tech Mahindra Customer Response Executive Interview Questions and Answers

Q1. "Hello world" java program to print the count of letter 'l'
Ans. 
A Java program to count the occurrences of the letter 'l' in the string 'Hello world'.
• Create a Java program with a main method.

• Initialize a String variable with the value 'Hello world'.

• Use a loop to iterate through each character in the string and count the occurrences of the letter 'l'.

• Print the count of 'l' at the end.
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Q2. "Hello world" java program to print output as "olleH dlrow"
Ans. 
Reverse the characters of each word in a given string
• Split the input string into an array of words

• Reverse each word in the array

• Join the reversed words back into a single string
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Q3. What is the diff between comparator and comparable
Ans. 
Comparator is an interface used to sort objects, while Comparable is an interface used to compare objects for natural ordering.
• Comparator is used to define custom sorting logic for objects, while Comparable is used for natural ordering based on the class's implementation of compareTo() method.

• Comparator can be used to sort objects of different classes, while Comparable is implemented within the class itself.

• Example: So...read more
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Q4. What is lamda expression
Ans. 
Lambda expression is a concise way to represent an anonymous function in programming languages.
• Lambda expressions are used to create small, inline functions without a formal definition.

• They are commonly used in functional programming languages like Python, Java, and C#.

• Lambda expressions can be used to simplify code and make it more readable.

• Example: (x, y) -> x + y is a lambda expression that takes two parameters a
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Q5. What is contructor chaining
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Constructor chaining is the process of calling one constructor from another constructor in a class.
• Allows reusing code and avoiding duplication

• Can be achieved using 'this' keyword in the constructor

• Helps in initializing objects with different parameters
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Q6. Appium & Selenium architecture
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Q7. How to handle notifications in mobile automation
Ans. 
Handle notifications in mobile automation by using automation tools to interact with notifications, verify content, dismiss or respond to them.
• Use automation tools like Appium or Espresso to interact with notifications

• Verify the content of notifications by extracting text or images

• Dismiss notifications to continue with test execution

• Respond to notifications if required for test scenarios

• Handle different types of notifi...read more
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Q8. How to handle if element xpath is different in ios and android apps
Ans. 
Use platform-specific locators or conditional statements to handle different element xpaths in iOS and Android apps.
• Use platform-specific locators like accessibility id for iOS and resource id for Android

• Implement conditional statements to switch between different xpaths based on the platform

• Utilize Appium's platformName capability to identify the platform and adjust the element xpath accordingly
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Q9. Different TestNG annotations and order
Ans. 
TestNG annotations include @Test, @BeforeMethod, @AfterMethod, @BeforeClass, @AfterClass, @BeforeSuite, @AfterSuite
• @Test - denotes a test method

• @BeforeMethod - runs before each test method

• @AfterMethod - runs after each test method

• @BeforeClass - runs before the first test method in the current class

• @AfterClass - runs after the last test method in the current class

• @BeforeSuite - runs before all tests in the suite

• @AfterSu
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Q10. What is pom.xml and how to mention dependencies
Ans. 
pom.xml is a configuration file used in Maven projects to define project settings and dependencies.
• pom.xml stands for Project Object Model XML

• It is used in Maven projects to manage project configuration, build settings, and dependencies

• Dependencies are mentioned inside the <dependencies> tag in pom.xml

• Each dependency is specified with <groupId>, <artifactId>, and <version>
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It was good 2 Questions asked

Q1. Find the count of rows in table using xpath.
Ans. 
Use XPath to find the count of rows in a table.
• Use the XPath expression 'count(//table//tr)' to find the count of rows in a table.

• Make sure to adjust the XPath expression based on the structure of the table in the HTML document.

• You can use browser developer tools to inspect the table and determine the appropriate XPath expression.
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Q2. On clicking the checkbox the value of checkbox should also be displayed
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Q3. There is an id in particular row example 123456, find the id and there are multiple pages you have to iterate through each page and print the value if available if not that print message the id not availab...read more
Ans. 
Iterate through multiple pages to find and print a specific id value
• Create a loop to iterate through each page

• Search for the id value on each page

• If the id is found, print the value, if not, print a message that the id is not available
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Q1. Login page test case using selenium
Ans. 
Test case for login page using Selenium
• Verify that the login page loads successfully

• Enter valid credentials and verify successful login

• Enter invalid credentials and verify appropriate error message

• Check for password encryption

• Verify the 'Forgot Password' functionality
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Q2. Java program to find max in array
Ans. 
Java program to find max in array
• Iterate through the array and compare each element to find the maximum value

• Initialize a variable to store the maximum value and update it as needed

• Handle edge cases like empty array or null input
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Q1. Previous work experience and automation framework
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Q1. Salary discussion
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Q1. Technical round
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Q2. Selenium questions
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Q1. Previous experience of work
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Q2. Any related experience
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Q1. Please us more about your experience in previous company.
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Q1. What is your salary expectation?
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Q1. Can you tell me about yourself?
Ans. 
I am a dedicated and detail-oriented process developer with a strong background in streamlining workflows and improving efficiency.
• I have a Bachelor's degree in Business Administration with a focus on process improvement

• I have experience working with cross-functional teams to identify bottlenecks and implement solutions

• I am proficient in using process mapping tools such as Visio and Lucidchart

• I have successfully reduce...read more
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Q2. What are your salary expectations?
Ans. 
My salary expectations are in line with industry standards and based on my experience and qualifications.
• Research industry standards for Process Developers in the local area

• Consider my experience and qualifications when determining salary expectations

• Be prepared to negotiate based on the job responsibilities and benefits package offered
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Q3. What is your notice period?
Ans. 
My notice period is currently one month.
• Notice period is one month

• I am required to give one month notice before leaving my current position

• I can start the new role after serving the one month notice period
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Q4. Are you comfortable with relocation?
Ans. 
Yes, I am comfortable with relocation.
• I am open to relocating for the right opportunity

• I have previous experience relocating for work

• I understand the benefits of relocation for career growth
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Q5. What is your preference regarding night shifts?
Ans. 
I am open to working night shifts and have experience working during those hours.
• I am comfortable working night shifts and have no issues with adjusting my schedule.

• I have previous experience working night shifts in my previous roles.

• I understand the importance of night shifts in maintaining continuous operations and am willing to contribute during those hours.
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Q1. What are your current responsibilities?
Ans. 
As a Process Developer, my current responsibilities include analyzing existing processes, identifying areas for improvement, designing and implementing new processes, and monitoring performance metrics.
• Analyzing existing processes

• Identifying areas for improvement

• Designing and implementing new processes

• Monitoring performance metrics
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Q2. What achievements have you accomplished in your career?
Ans. 
I have successfully led a team in implementing a new process that resulted in a 20% increase in efficiency.
• Led a team in implementing a new process

• Achieved a 20% increase in efficiency

• Received recognition from senior management for the successful implementation
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Q3. Could you briefly explain your achievements?
Ans. 
I have successfully implemented process improvements resulting in cost savings and increased efficiency.
• Implemented automation tools to streamline workflow processes

• Reduced processing time by 20% through optimization strategies

• Led a team in achieving a 30% reduction in error rates

• Received Employee of the Month award for outstanding performance
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