• Why is it important to find defects as soon as possible?
• What are the different kinds of software testing?
• What is a test case in unit testing?
• Why should tests be written before the actual code?
• Why should logging be done on dedicated observables?
• Logging is a side-effect. Is this true or false?
• What operator can be used to add some traces in a chain of operator?
• What are the two ways to enable the debug mode of AsyncIO?