FIS Sdet (Software Development Engineer in Test) Interview Questions and Answers

Q1. What is Hard assert
Ans. 
Hard assert is a type of assertion in test automation that stops the test execution immediately when a failure occurs.
• Hard assert is used to validate the expected outcome of a test case

• If the assertion fails, the test execution is halted and marked as failed

• It is commonly used in automated test scripts to ensure the correctness of the application under test
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Q2. What is soft assert
Ans. 
Soft assert is a way to continue the execution of a test case even after an assertion failure.
• Soft assert does not stop the execution of the test case when an assertion fails.

• It is useful when you want to log the failure but continue with the remaining test steps.

• Soft assert is commonly used in test automation frameworks like TestNG in Java.
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Q1. What are the methods of select
Ans. 
Methods of selecting elements in automation testing include using locators, XPath, CSS selectors, and various other strategies.
• Using locators such as ID, class name, name, tag name, link text, and partial link text

• Using XPath to navigate through elements in the HTML structure

• Using CSS selectors to target elements based on their styles

• Using various strategies like text matching, attribute values, and sibling/child relat...read more
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Q2. Background keyword of cucumber
Ans. 
Cucumber is a keyword used in BDD (Behavior Driven Development) testing framework to define test scenarios in a human-readable format.
• Cucumber is used to write test scenarios in Gherkin language

• It helps in bridging the communication gap between technical and non-technical team members

• Cucumber allows for easy collaboration and understanding of test cases
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Q1. What is overriding
Ans. 
Overriding is a concept in object-oriented programming where a subclass provides a specific implementation of a method that is already provided by its superclass.
• Inheritance allows a subclass to inherit methods from its superclass.

• Overriding allows a subclass to provide a specific implementation of a method that is already defined in its superclass.

• The method in the subclass must have the same name, return type, and pa...read more
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Q2. Basic java programs
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Q1. What are your strengths
Ans. 
My strengths include attention to detail, problem-solving skills, and strong communication abilities.
• Attention to detail - I have a keen eye for spotting errors and ensuring accuracy in my work.

• Problem-solving skills - I am able to analyze complex problems and come up with effective solutions.

• Strong communication abilities - I can effectively communicate with team members and stakeholders to ensure clarity and collabor
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Q2. Explain agile process and environment
Ans. 
Agile process is a software development methodology that promotes adaptive planning, evolutionary development, early delivery, and continuous improvement.
• Agile process involves breaking down the project into small increments called sprints

• It emphasizes collaboration between cross-functional teams

• Feedback is gathered regularly from stakeholders to make necessary adjustments

• Scrum, Kanban, and XP are common frameworks use
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20 mins based on aptitude

90 min based on DSA

Good and easy, guesstimate and puzzles

Q1. Tell me about yourself
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Add very long numbers integers.

Q1. System Design. Design central logging system.
Ans. 
Design a central logging system for efficient monitoring and troubleshooting.
• Use a centralized server to collect logs from all systems

• Implement log aggregation tools like ELK stack or Splunk

• Set up alerts for critical errors or anomalies

• Ensure secure access controls for log data

• Consider scalability and storage requirements
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Q2. Central logging system
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Q3. Ratelimit apis not system design
Ans. 
Ratelimiting APIs is a crucial aspect of ensuring system stability and preventing abuse.
• Implement rate limiting to restrict the number of API calls a user can make within a specific time frame.

• Use tokens or counters to track and enforce rate limits.

• Consider using a distributed cache or database to store rate limit data for scalability.

• Monitor and adjust rate limits based on usage patterns and system performance.

• Provide...read more
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It was actually a mix of aptitude and technical. 1st round included aptitude, English, essay writing and coding questions.

Q1. This was an online technical interview round. Questions were moderate on difficulty level. The interviewer was friendly and asked questions from the resume.
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Q1. Technical+HR round
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