Se creo el proyecto en NetBeans

UyTube_aplicacion/src/Logica/DataType/DtPersona.java

+package Logica.DataType;
+
+public class DtPersona {
+    
+    
+    
+}

UyTube_aplicacion/src/Logica/DataType/DtUsuario.java

+package Logica.DataType;
+
+public class DtUsuario extends DtPersona{
+    
+    
+    
+}

UyTube_aplicacion/src/Logica/DataType/DtValoracion.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package Logica.DataType;
+
+/**
+ *
+ * @author pc01
+ */
+public class DtValoracion {
+    
+}

UyTube_aplicacion/src/Logica/DataType/DtVideo.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package Logica.DataType;
+
+/**
+ *
+ * @author pc01
+ */
+public class DtVideo {
+    
+}

UyTube_aplicacion/src/Logica/main.java

+package Logica;
+
+public class main {
+    public static void main(String[] args) {
+        System.out.println("Hola mundo");
+        
+        // escriba aqui sus pruebas
+    }
+}