TCS Senior Automation Test Engineer Interview Questions and Answers

Q1. Initially HR called me and asked about experience. There was 1 technical round in which they ask some basic coding questions and programs on online compiler. And last 1 managerial round happend
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Q2. In python some List, String and Dictionary related problems. and 2-3 small programs on coding
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Q1. In Manager round they ask me one scenario of ATM logic and ask to write 1 program for it
Ans. 
Design a program to simulate ATM logic for cash withdrawal and balance inquiry.
• Define user account with balance and PIN.

• Implement functions for cash withdrawal and balance inquiry.

• Check for sufficient balance before withdrawal.

• Handle incorrect PIN attempts with a limit.

• Provide user-friendly messages for each action.
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Q1. Selenium and TestNg concepts
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Q2. Java program logics
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Q1. Selenium framework
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Q1. Convenient timings and job location
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Q2. Current pay and expected pay
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Q1. Code to print the no of Times the letters present in a string
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Q2. What are the ways to start a Appium server
Ans. 
Appium server can be started using command line, programmatically in code, or using Appium desktop app.
• Start Appium server using command line by running 'appium' command

• Start Appium server programmatically in code using Appium server programmatically in code using AppiumDriverLocalService class

• Start Appium server using Appium desktop app by launching the app and starting the server
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Q3. How to run tests parallel for mobile devices
Ans. 
Tests can be run parallel for mobile devices using test automation frameworks like Appium or Espresso.
• Use test automation frameworks like Appium or Espresso to run tests parallel for mobile devices

• Leverage cloud-based testing platforms like Sauce Labs or BrowserStack for parallel testing on multiple devices

• Implement parallel test execution using tools like TestNG or JUnit in combination with Appium or Espresso

• Utilize d...read more
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Q4. How do you automate otp in mobile
Ans. 
Automating OTP in mobile involves using automation tools to interact with the OTP input field and validate the received OTP.
• Use automation tools like Appium or Espresso to interact with the OTP input field

• Extract the OTP from the message received on the mobile device

• Validate the extracted OTP with the OTP input field

• Handle scenarios where OTP validation fails
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Q5. What are desired capabilities
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Q6. How do you tell appium to run tests on ios or Android devices
Ans. 
To run tests on iOS or Android devices using Appium, specify the platformName capability in desired capabilities.
• Specify platformName capability as 'iOS' for iOS devices and 'Android' for Android devices

• Include other necessary desired capabilities like deviceName, platformVersion, appPackage, appActivity, etc.

• Example: capabilities.setCapability('platformName', 'iOS');
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Q7. How to set up automation for ios devices
Ans. 
Setting up automation for iOS devices involves using tools like Appium and Xcode for testing mobile applications.
• Install Xcode on your Mac machine

• Set up Appium for iOS automation

• Connect your iOS device to the Mac machine

• Create test scripts using Appium for iOS apps

• Execute the test scripts on the connected iOS device
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GoodMCQ technical discussion and more

Q1. Frames, switchto, popup, window handle, framework, testng
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Q2. Frames, switchto, popups, xpaths, framework
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Q1. Api Testing with Rest API
Ans. 
API testing with Rest API involves testing the functionality, performance, and security of API endpoints.
• Understand the API documentation to identify endpoints, parameters, and expected responses

• Test different HTTP methods like GET, POST, PUT, DELETE

• Verify response codes, headers, and payload data

• Perform boundary value analysis and negative testing

• Use tools like Postman or RestAssured for automation testing

• Validate aut...read more
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Q2. Programs on Java
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Q3. Framework and project related questions
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Q1. Selenium related questions
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Q2. Sql queries update
Ans. 
SQL UPDATE queries modify existing records in a database table based on specified conditions.
• Use the UPDATE statement to change existing data. Example: UPDATE employees SET salary = 50000 WHERE id = 1;

• Always include a WHERE clause to avoid updating all records. Example: UPDATE products SET price = 20 WHERE category = 'books';

• You can update multiple columns at once. Example: UPDATE users SET email = 'new@example.com', s...read more
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String reverse in JS, Framework related question