Someone

create or replace procedure SP_H04_02 is
  type type_rec is record (gbdatum medewerkers.gbdatum%type,
  naam medewerkers.naam%type);
  type type_col1_med
  is table of type_rec;
  t_med type_col1_med;
BEGIN
  select gbdatum, naam
  bulk collect into t_med
  from medewerkers
  order by gbdatum;
  dbms_output.put_line('Hier onder de 4 namen van de oudste medewerkers');
  v_index := t_med.first;
  while v_index is not null
  loop
    dbms_output.put_line(t_med(v_index).naam);
    exit while v_index >= 4;
    v_index := t_med.next;
  end loop;
END;