.NET - Entity Framework Core for demonstrating global query filters

Program.cs

class Program
{
    static async Task Main(string[] args)
    {
        // AddStudents();
        await DisplayAllStudents();

        await DisplayStudentsByNationality("Indian");
        await DisplayStudentsByNationality("Australian");
        await DisplayStudentsByNationality("British");

        await DisplayDeletedStudents();

    }

    static void AddStudents()
    {
        using var context = BuildUniversityContext();

        var studentCollection = new List<Student>()
        {
            new Student { FirstName = "MS", LastName = "Dhoni", Nationality = "Indian" },
            new Student { FirstName = "Sachin", LastName = "Tendulkar", Nationality = "Indian" },
            new Student { FirstName = "R", LastName = "Dravid", Nationality = "Indian", IsDeleted = true },

            new Student { FirstName = "Ricky", LastName = "Ponting", Nationality = "Australian" },
            new Student { FirstName = "Shane", LastName = "Warne", Nationality = "Australian" },
            new Student { FirstName = "Steve", LastName = "Waugh", Nationality = "Australian", IsDeleted = true },

            new Student { FirstName = "Joe", LastName = "Root", Nationality = "British" },
            new Student { FirstName = "Stuart", LastName = "Broad", Nationality = "British" },
            new Student { FirstName = "Andrew", LastName = "Flintoff", Nationality = "British", IsDeleted = true },

            new Student { FirstName = "AB", LastName = "de Villiers", Nationality = "South African" },
            new Student { FirstName = "Dale", LastName = "Steyn", Nationality = "South African" },
            new Student { FirstName = "Alan", LastName = "Donald", Nationality = "South African", IsDeleted = true },
        };

        context.AddRange(studentCollection);
        context.SaveChanges();
    }

    static async Task DisplayStudentsByNationality(string nationality)
    {
        using var context = BuildUniversityContext();
        var studentCollection = await context.Students
                .Where(x => x.Nationality == nationality && !x.IsDeleted)
                .ToListAsync();
        Console.WriteLine();
        Console.WriteLine($"Display {nationality} Students: ");
        Display(studentCollection);
    }

    static async Task DisplayAllStudents()
    {
        using var context = BuildUniversityContext();
        var studentCollection = await context.Students.Where(x => !x.IsDeleted).ToListAsync(); ;
        Console.WriteLine();
        Console.WriteLine("Display All Non-Deleted Students");
        Display(studentCollection);
    }

    static async Task DisplayDeletedStudents()
    {
        using var context = BuildUniversityContext();
        var studentCollection = await context.Students.Where(x => x.IsDeleted).ToListAsync(); ;
        Console.WriteLine();
        Console.WriteLine("Display Deleted Students");
        Display(studentCollection);
    }

    static void Display(List<Student> studentCollection)
    {
        // Print Results
        Console.WriteLine("---------------------------------------");
        foreach (var student in studentCollection)
        {
            Console.WriteLine(student);
        }
        Console.WriteLine("---------------------------------------");
    }

    static UniversityContext BuildUniversityContext()
    {
        var dbContextBuilder = new DbContextOptionsBuilder<UniversityContext>();
        var connectionString = "Data Source=(localdb)\\MSSQLLocalDB;Initial Catalog=University; Integrated Security=True;";
        dbContextBuilder.UseSqlServer(connectionString);
        return new UniversityContext(dbContextBuilder.Options);
    }
}