Please help with the following! The subject is IT Project Management:

QUESTION 1 1. Velocity in Agile sprints refers to The number of stories completed in a single day The change in how fast the team can deliver user stories across Sprints in a Release. The number of user stories the team can accomplish by the end of the sprint The number of user stories that can be completed by one team member during the sprint 2 points QUESTION 2 2. Which of the following best describes the sprint reflected in this burndown chart? Sprint Burndown Remaining Effort Remain Ideal 1 2 3 4 5 6 7 9 10 11 12 13 14 15 8 Day The team worked less time at first and had to work overtime near the end of the sprint The team worked a lot of overtime through most of the sprint The team got off to a slow start but got caught up near the end of the sprint. The team started out doing work quickly, but lost speed as the sprint progressed 2 points 3. QUESTION 3 The vertical axis represents Cost -------------- on a burndown chart Story Points effort time 2 points QUESTION 4 4. A new User Story Can only be added to the current sprint if it is high priority Cannot be added to the project without CCB approval Can only be added to future sprints Should be added to the current sprint as soon as it is identified O 2 points QUESTION 5 5. Which of the following is FALSE about a backlog grooming session? It lasts about 30 - 60 minutes It is used to re-prioritize remaining user stories It is done only at the end of a Release There is at least one in each sprint