1.6Exercises -- Chapter 1

Exercise 1.1 (Beginner): Calculate the monthly revenue impact of a 200ms latency increase for a hypothetical e-commerce site that processes $10 million per month, using the Amazon benchmark (1% revenue loss per 100ms). Write your answer as a simple calculation.

Exercise 1.2 (Beginner): List the five stages of the performance and resilience testing lifecycle. For each stage, write one sentence describing what type of problem it catches.

Exercise 1.3 (Intermediate): Think about a system you work with today. Identify three specific failures that could cascade from one service to another. For each, describe the chain of events from initial failure to user impact.