Scrum PSD Practice Test - Questions Answers, Page 12

The sprint is the heartbeat of scrum, during the sprint the increment is created. The increment must be usable and all the work that's part of the increment should adhere to the definition of done.

There is no chief product owner. Self managing is a really important aspect of scrum, therefore the options where the people theirselves are in the lead are the best options.

Product owner is value optimizer. Of the product, which emerges by the work of the developers.

An integration test is a test of multiple units of functionality.

there is no project plan, the presence of stakeholders in the development area is probably not helping and there is no project management. Transparancy would avoid the surprise for the stakeholders. If the PO didn't frequently update them, this can also lead to surprise and disappointent. If the stakeholders couldn't attend the sprint review they would also not be up to date and missing out on an opportunity to inspect and adapt.

This should not be too much in a healthy situation, and this also doesn't imply that the developers can control the PO. But when the developers need the product owner to clarify or renegotiate the work to be done, it will be an impediment if the PO is not available.

In the scrum guide it says: 'The Scrum Team may refine these items during this process, which increases understanding and confidence.'