Projects, workflow, XML processes questions

Hi, I have been reading about the topics of the questions of an Azure test, but I have several wrong answers... can you please help me identify them?

To manage and collaborate projects effectively, Azure Devops server is built on SQL server and hosted on-premise.

True *

False

To update the state of the workflow for a basic process from not started to completed, use

To do - Done

To update the state of the workflow for an Agile process from not started to completed, use?

New – resolved

To do – closed

Active – closed

New – closed  *

Tracking work and better customization by using the on-premises XML process model is possible through Azure DevOps services.

True *

False

What is the azure cli command to create a new pipeline named first-pipeline

Az pipelines create –name first-pipeline