Principles of Performance Testing CT-PT Practice Questions (Page 2)

Questions 6–10

1. 6foundation · easy

   When is performance testing typically performed in the software development lifecycle?

   • AOnly after the system is fully deployed to production
   • BOnly during unit testing by developers
   • CThroughout the lifecycle, but especially during system and acceptance testing
   • DOnly during the requirements gathering phase
   Reveal Solution Discussion Select an answer first
2. 7application · medium

   An online streaming service is planning to launch a new feature that is expected to attract a large number of new users. The operations team is worried about potential service outages during the launch. How can performance testing help reduce the risk of downtime?

   • ABy testing the feature's functionality to ensure it works correctly
   • BBy conducting usability tests to ensure the feature is easy to use
   • CBy reviewing the code for security vulnerabilities
   • DBy simulating expected user load to identify capacity limits and bottlenecks
   Reveal Solution Discussion Select an answer first
4. 8application · medium

   During a performance test, the test team notices that the database server's response time is increasing significantly as load increases. The performance tester suspects that a specific database query is inefficient. Which role is best suited to analyze and optimize the database query?

   • AThe project manager
   • BThe business analyst
   • CThe system administrator
   • DThe database administrator
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5. 9foundation · easy

   How does performance testing help mitigate the risk of system downtime?

   • ABy automating all manual test cases
   • BBy identifying performance bottlenecks that could cause system failures under load
   • CBy ensuring the system is free from security vulnerabilities
   • DBy verifying that all functional requirements are implemented correctly
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6. 10application · medium

   A retail company is preparing for a major online sale event. The performance test team has been asked to verify that the e-commerce platform can handle the expected peak load without degradation. They have a limited time window and must prioritize their activities. Which activity should the team perform FIRST to ensure the test effort is focused and effective?

   • AExecute a load test with the expected peak user count
   • BDesign test scenarios based on expected user behavior
   • CDefine performance objectives and success criteria
   • DAnalyze the test results to identify bottlenecks
   Reveal Solution Discussion Select an answer first