A.a specific technical question needs to be answered, stopping work on the spike as soon as it answers that question.

B.the business requirements are vague or inadequate for an iteration.

C.a technology is understood well and has been used for a while, but needs a problem to be debugged.

D.there is insufficient time to refactor, but there is a need to resolve a specific problem.

A.Net Present Value

B.Payback Period

C.ROI

D.Earned Value

A.It is a sign of the work being done and should be limited to boost performance.

B.It is a sign of the work queued for quality assurance, which should not count toward velocity.

C.It is a sign of the work queued for user acceptance, which should not count toward velocity.

D.It is a sign of the work being done and should be maximized to boost performance.

A.The purpose of the daily coordination meeting is for the scrum master to be able to follow up on the sprint plan. The team should explain what may be impeding them from reaching the sprint goal.

B.According to the Scrum guide, the daily coordination meeting is part of the Scrum framework. The purposes of this meeting are to enable the scrum master to verify the team is on track and to escalate impediments.

C.The daily coordination meeting is held to verify that people are working on the right things. The whole Scrum team should be able to answer these questions: What did I do yesterday, what will I do today, and what can stop me from making progress?

D.The daily coordination meeting is an effective way for the development team to follow up on progress toward the sprint goal and discuss anything that may hinder their work. It is a way to actively manage risks and dependencies.