As Microsoft started to transform VSTS in to Azure DevOps Azure boards does a tremendous work on it. It manages all the work for your software project and brining you a rich set of capabilities including native support for Scrum and Kanban, customizable dashboards, and integrated reporting.
You will get a basic idea that what can do with azure boards.
Work item is the artifact which runs behind the task tracking. You can create your task items according to your project and the team. Each work item uses a state model to track and communicate progress. As an example the states model is New > Active > Resolved > Closed. From using this display anyone has access to the project work items can view the progress of the project.