Resource and Capacity Issues Quiz

Quiz covering Security and Deployment Issues

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

   An application is returning '503 Service Unavailable' errors during peak traffic hours. What is the most likely cause?

2. 2

   Your microservice is crashing with an 'Out of Memory' (OOM) error. Which metric should you investigate first to confirm the root cause?

3. 3

   After deploying a new version of an application, users report slow response times. The CPU usage is normal, but the application is frequently 'waiting' for resources. What should you check next?

4. 4

   You notice that your application is failing to connect to an external API intermittently. The server logs show 'Connection refused' and 'Ephemeral port exhaustion'. How do you resolve this?

5. 5

   A distributed system experiences cascading failures where one service's latency causes other services to hang while waiting for responses. What architectural pattern should be implemented to prevent this?