6.5 Evaluating Quality Control Measures PROFESSIONAL-CLOUD-ARCHITECT Practice Questions (Page 2)

Questions 6–10

1. 6application · medium

   A media streaming company has a service that experiences occasional degradation. They have an SLO of 99.95% availability. They want to improve their incident response process to minimize the impact of future incidents. They have monitoring and alerting in place, but they want to ensure that the right people are notified and can act quickly. What should they implement?

   • AAn on-call rotation with escalation policies and runbooks.
   • BA centralized dashboard showing all service health metrics.
   • CA log aggregation system to centralize all logs.
   • DA post-incident review process to document what went wrong.
   Reveal Solution Discussion Select an answer first
2. 7expert · hard

   A company has a quality control program that includes automated testing and monitoring. They want to continuously improve their testing strategy. They have noticed that some defects are not caught by their current tests. They want to implement a feedback loop that uses production data to improve their test suite. What should they do?

   • ADisable tests that are not passing to reduce noise.
   • BUse production monitoring data to identify areas with high error rates and add tests for those scenarios.
   • CRely on manual testing to catch defects that automated tests miss.
   • DIncrease the number of test cases randomly to improve coverage.
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   What is the primary purpose of a feedback loop in continuous improvement?

   • ATo reduce the number of developers needed on a project
   • BTo ensure that all incidents are resolved within a fixed time
   • CTo replace the need for automated testing
   • DTo collect information about performance and use it to make iterative improvements
   Reveal Solution Discussion Select an answer first
5. 9application · medium

   An online gaming company is launching a new multiplayer game. They have defined quality control measures that include a target of 99.99% uptime and a maximum player latency of 100 ms. They have performed unit and integration testing, but they want to ensure the game can handle a sudden spike in concurrent players. What testing strategy should they use?

   • ASoak testing to check for memory leaks over an extended period.
   • BUsability testing with a focus group.
   • CCompatibility testing across different devices.
   • DStress testing to determine the breaking point of the system.
   Reveal Solution Discussion Select an answer first
6. 10foundation · easy

   What is the main objective of integration testing?

   • ATo validate the user interface design
   • BTo verify that different modules or services work together correctly
   • CTo measure the performance of the system under heavy load
   • DTo test individual functions in isolation
   Reveal Solution Discussion Select an answer first