Tech Mahindra Hil Test Engineer Interview Questions, Process, and Tips

Q1. What is hil testing
Ans. 
HIL testing stands for Hardware-in-the-Loop testing, a method used to test complex systems by simulating real-world conditions.
• HIL testing involves connecting the system under test to a simulated environment using hardware components.

• It allows for testing of systems in a controlled environment before deployment.

• Examples include testing automotive systems by simulating road conditions or testing aircraft systems by simu
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Q2. Hil is a real time
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Q1. Simple questions on previous work experience
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Few questions and skills mentioned in resume, few coding related questions

Q1. Tell me about yourself.
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Q1. Basic selenium and Basic Java
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Q1. Java Program - Reverse a string Selenium - stale element
Ans. 
Reverse a string using Java program and handle stale element in Selenium
• Create a Java program to reverse a string using StringBuilder or char array

• In Selenium, handle stale element exception by refreshing the element or using WebDriverWait

• Example: Java program - input: 'hello', output: 'olleh'; Selenium - handle stale element by refreshing the element before interacting with it
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Q1. What is your expected salary
Ans. 
My expected salary is based on my experience, skills, and the market rate for Automation Test Engineers.
• I have researched the average salary range for Automation Test Engineers in this location.

• I am looking for a competitive salary that reflects my expertise in automation testing.

• I am open to negotiation based on the overall compensation package offered.
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Basic Topic on AI/ML or Chat GPT

Q1. Basic technical questions about the domain
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Q2. One on AI One on ML
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Selenium ,java any topic based question

Q1. Any Techinical questions
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Q1. Project level question thank
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Q1. What is system testing
Ans. 
System testing is a type of testing that verifies the behavior of a complete and fully integrated software system.
• It is performed on a complete system, not individual components

• It tests the system's compliance with functional and non-functional requirements

• It includes testing of system performance, security, reliability, and scalability

• It can be manual or automated

• Examples include end-to-end testing, regression testing
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Q2. Difference between rest and soap
Ans. 
REST is an architectural style for web services while SOAP is a protocol for exchanging structured information.
• REST uses HTTP protocol while SOAP can use any protocol

• REST is lightweight and easy to implement while SOAP is more complex

• REST supports multiple data formats like JSON, XML, etc. while SOAP only supports XML

• REST is stateless while SOAP can maintain state between requests

• REST is preferred for mobile and web ap...read more
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