Yet another acronym! Web development and architecture has a tonne of jargon- so please hang in there. As a PM its important to be aware of these terms but its ok if you don't understand this stuff entirely. With time and experience you will eventually get the hang of it- its a natural part of the learning process. 😀
API- Application Program Interface
Data & Decisions
Present Value and Future Value
Sensitivity analysis is a way to predict the outcome of a decision if a situation turns out to be different compared to what the team expected or predicted. In more statistical terms, its a method used to determine the impact of different values of independent variables on the dependent variable. The video below explains sensitivity analysis in addition to some other common techniques.