Singsys Pte QA Engineer Interview Questions, Process, and Tips

Q1. Which of the following is NOT a type of Software Testing?
Ans. 
Unit Testing
• Unit Testing is a type of testing where individual components or units of a software are tested.

• It focuses on verifying the functionality of each unit in isolation.

• It is usually performed by developers during the development process.

• Examples of unit testing frameworks include JUnit for Java and NUnit for .NET.
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Q2. What is the main purpose of smoke testing?
Ans. 
Smoke testing is a preliminary testing technique to quickly identify major issues in a software build.
• Smoke testing is performed to ensure that the critical functionalities of the software are working as expected.

• It is a high-level testing that focuses on the most important features of the application.

• Smoke tests are usually executed after a new build or deployment to catch any showstopper bugs early.

• The main purpose i...read more
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Q3. What is the main purpose of the Test Case?
Ans. 
The main purpose of a Test Case is to verify that a specific functionality of the software is working correctly.
• Test Cases ensure that the software meets the specified requirements

• They help identify defects and ensure the software is reliable

• Test Cases provide documentation for future reference and regression testing

• They help in reproducing and fixing bugs

• Examples: Testing login functionality, verifying calculations in
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Q4. Which of the following is an appropriate positive test case for a login system?
Ans. 
Entering valid username and password and successfully logging in
• Enter a valid username and password

• Click on the login button

• Verify that the user is successfully logged in
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Q5. Which of the following test cases is most appropriate for testing a login system?
Ans. 
Test case with valid credentials and expected successful login is most appropriate for testing a login system.
• Test with valid credentials

• Test with invalid credentials

• Test with blank credentials

• Test with special characters in credentials
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Q6. Which of the following test cases is most appropriate for testing the security of a login system?
Ans. 
Test case with invalid credentials and check for error message
• Test with invalid username and password

• Check for error message displayed

• Test with SQL injection

• Test with brute force attack

• Test with session timeout
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