Singsys Pte QA Engineer Interview Questions, Process, and Tips

JMeter is an open-source tool used for performance testing and load testing of web applications.

• JMeter allows testers to simulate heavy loads on servers, networks, or objects to test their strength and analyze overall performance.

• It can be used to measure performance under different load types, such as stress testing, spike testing, and endurance testing.

• JMeter supports various protocols like HTTP, HTTPS, FTP, JDBC, LD...read more

Cucumber and Karate are testing frameworks used for behavior-driven development (BDD) and API testing, respectively.

• Cucumber is a BDD tool that allows writing test cases in plain English using Gherkin syntax

• Karate is an API testing tool that combines API testing, test doubles, performance testing, and UI automation in one framework

• Both tools support automation testing and help in collaboration between technical and non

The main responsibility of a QA Engineer is to ensure the quality of software products by testing and identifying defects.

• Creating test plans and test cases

• Executing test cases and reporting defects

• Collaborating with developers to resolve issues

• Automating test cases using tools like Selenium

• Performing regression testing to ensure software stability

Ensuring software quality through testing involves thorough testing of all functionalities to identify and fix any bugs or issues.

• Create test cases to cover all functionalities of the software

• Perform manual and automated testing to identify bugs

• Regression testing to ensure new changes do not impact existing functionalities

• Use tools like Selenium, JUnit, or TestNG for automated testing

• Collaborate with developers to fix

D/B verification and validation in QA refers to the process of ensuring that data in a database is accurate, complete, and consistent.

• Verification involves checking if the data in the database matches the expected values or rules.

• Validation involves ensuring that the data in the database meets the specified requirements and is reliable.

• Examples include verifying that user information is correctly stored in a database a...read more

Rest Assured is a Java library used for testing RESTful APIs.

• Rest Assured is an open-source Java library that provides a domain-specific language for writing powerful, maintainable tests for RESTful APIs.

• It simplifies the process of sending HTTP requests and validating responses.

• Rest Assured can be integrated with popular testing frameworks like JUnit and TestNG.

• It supports various authentication methods, request and r...read more

JSON file is a lightweight data interchange format used to store and transmit data in a structured way.

• JSON stands for JavaScript Object Notation.

• It is easy for humans to read and write, and easy for machines to parse and generate.

• JSON is language-independent and is commonly used in web development for APIs.

• Example: {"name": "John Doe", "age": 30, "city": "New York"}