1:  using System;
   2:  using System.Linq;
   3:   
   4:  namespace ConsoleApplication1
   5:  {
   6:      class Program
   7:      {
   8:          static void Main(string[] args)
   9:          {
  10:              Person[] people = new Person[] {
  11:                                              new Person() { Age = 38, Name = "Luciano" },
  12:                                              new Person() { Age = 33, Name = "Marcos" }
  13:                                             };
  14:   
  15:              Console.WriteLine(people.Any(person => person.Name == "Marcos" && person.Age == 33));
  16:              Console.WriteLine(people.Any(person => person.Name == "Luciano" && person.Age == 38));
  17:              Console.WriteLine(people.Any(person => person.Name == "Luciano" && person.Age == 37));
  18:              Console.ReadKey(false);
  19:          }
  20:   
  21:          private class Person
  22:          {
  23:              public string Name { get; set; }
  24:              public int Age { get; set; }
  25:          }
  26:      }
  27:  }