Once the product achieved necessary maturity, there will be a scenario where there are no new user stories from the business or product owners and existing product reaches 100 percent stability, then we can conclude that cycle is in closure or post-game phase.
Product Backlog List
Product Backlog is a list of features or service request or change request needs to be accomplished in order to achieve business needs. In Sprint planning meeting, all Scrum players identifies the requirements, prioritize and estimate the level of effort. The product backlog list is updated periodically with new requirement, service request, and change requests.
Burn Down Chart
In development phase, Scrum team gets the prioritized tasks after sprint planning meeting, players break down the higher level tasks into detail tasks and formulate them in a detailed task list called Burn down charts. Burn down charts has all necessary details about tasks, estimated hours, daily updates, load factor, and project velocity.