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Python Institute PCET - Certified Entry - Level Tester with Python Sample Questions:

1. A team is developing a web application and introduces automated testing at the unit and integration level. They review user requirements and create test scenarios from the beginning of the project. Later, defects are detected in modules related to login and shopping cart, while other areas remain stable.
Which of the following testing principles are being effectively applied in this case?

A) Pesticide paradox
B) Testing is context dependent
C) Defect clustering
D) Exhaustive testing
E) Early testing

2. At which stage of the Software Development Lifecycle (SDLC) does testing first become relevant in modern development methodologies?

A) Requirements
B) Design
C) Testing
D) Coding

3. Which of the following best describes the relationship among error, defect, and failure?

A) Failure leads to defect, which leads to error
B) Error leads to defect, which may lead to failure
C) Defect leads to error, which causes failure
D) Error leads to failure, which leads to defect

4. Which of the following are key software testing principles?

A) Testing can prove software is correct
B) Absence of errors implies usability
C) Early testing saves time and money
D) Testing is context dependent

5. A testing team inserts assertions in multiple functions to verify that values never drop below zero. They find that certain values do, and the program halts.
What could be the reasons for these assertion failures?

A) Faulty logic in calculation
B) Disabled assertions in production
C) Insufficient logging
D) Mismatch with business rules
E) Incorrect test data

Solutions: