Unit of Work pattern implementation

Question

I am creating an application with ASP.NET MVC and Entity framework code first. I am using repository and unit of work pattern with influence of from following link.

Answer 1

The Unit of Work pattern is already implemented in Entity Framework.

The DbContext is your Unit of Work. Each IDbSet is a Repository.

using (var context = new SchoolContext())   // instantiate our Unit of Work
{
    var department = context.Departments.Find(id);
}