Questions about PSM

Hi, I need help with the following questions. I thought I got it correct but not sure.

1. What are functions of a self-organizing Development Team in Scrum?
Which 3 is it ?
Track their velocity in an ALM tool.
Reorder the user stories in the Product Backlog.
Pull work from the Product Backlog into the Sprint.
Report on daily Sprint progress to the stakeholders.
Undertake the work in the Sprint Backlog.
Set the best time for the Daily Scrum.


2. The Scrum Master observes the Product Owner struggling with ordering the Product Backlog. What would you consider an appropriate action for the Scrum Master to take?

Present the Product Owner with an ordered Product Backlog to use.
Suggest the Product Owner extend the Sprint, so he can have more time to order the Product Backlog.
Encourage the Product Owner to work with the Development Team to see which items technically are fastest to implement.
Suggest that the Development Team does the ordering to be sure that it is a feasible ordering of work.
Offer the Product Owner help in ordering the Product Backlog from an understanding that the goal is to maximize value.


3. A Development Team is having difficulty developing a piece of functionality. (2 answers):

Must figure it out themselves without outside help.
May consult with people outside of the team.
Ask the Product Owner to restore it to the Product Backlog.
Set it aside for the hardening Sprint.
Do whatever they can and identify the remainder of the work at the Sprint Review.


4. When does a Development Team make adjustments to its engineering practices?
is it After they have been discussed and agreed to at the Sprint Retrospective.?

5. Why does a Development Team need a Sprint Goal?
Is this correct? The Development Team is more focused with a common yet specific goal.