Bottleneck Analysis Quiz

Quiz covering Performance Optimization

Questions in this quiz

A preview of the 5 questions covered. Start the quiz above to answer them, check your score, and read the explanations.

1. 1

   Which of the following is the most common first step when identifying a performance bottleneck in a web application?

2. 2

   You notice that your application has high CPU usage and slow response times, but memory usage remains low. What is the most likely culprit?

3. 3

   When analyzing database performance, which metric is most indicative of an 'N+1' query problem?

4. 4

   What is the primary benefit of using a Profiler tool during the optimization process?

5. 5

   Your application experiences intermittent spikes in latency. System metrics show CPU and RAM are stable, but 'iowait' is consistently high during these spikes. What should you investigate first?