Untitled

<form method="post" action="" onSubmit="">
        <fieldset>
            <legend>Sistema de Inventário</legend><br />

            <label class="borda">Setor: </label>
            <input class="form_inp" type="text" name="" size="30" required><br />

            <label class="borda">Usuário:</label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">O/S :</label>
            <input class="form_inp" type="email" name="" size="30" required><br /><br />

            <label class="borda">Hd : </label>
            <input  class="form_inp"type="text"  name="" size="30" required><br />
            <hr />
            <label class="borda">Memória:</label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">Processador: </label>
            <input class="form_inp" type="text" id=""  name="" size="30" required><br /><br />
            <hr />
            <label class="borda">Cd/Dvd: </label>
            <select class="form_inp"  name="Dados">
                <option value="Sim">Sim</option>
                <option value="Não">Não</option>
            </select>

            <br />

            <label class="borda">Placa Mãe: </label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">HostName: </label>
            <input class="form_inp"type="text" id="" name="" size="30" required><br /><br />

            <label class="borda">Monitor/Patrimônio/Marca/Modelo: </label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">Nobreak/Patrimônio/Marca/: </label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">Placa de Rede : </label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <label class="borda">Placa de Vídeo: </label>
            <input class="form_inp" type="text" id="" name="" size="30" required><br />

            <hr />
            <input type="submit" style="float: right;" value="Cadastrar" >
            <input type="reset" style="float: right;" value="Limpar">

        </fieldset>

<html>
   <head><title>Cadastrando...</title></head>
    <body>
<?php
$host = "localhost";
$user ="roor";
$pass = "";
$banco = "cadastro";
$link = mysqli_connect("host", "user", "pass", "database");
mysqli_select_db($banco) or die (mysqli_error());
?>
<?php
$setor=$_POST['setor'];
$usuario=$_POST['usuario'];
$hd=$_POST['hd'];
$memoria=$_POST['memoria'];
$propressador=$_POST['processador'];
$cd=$_POST['cd'];
$placam=$_POST['placam'];
$host=$_POST['host'];
$monitor=$_POST['monitor'];
$nobreak=$_POST['nobreak'];
$placar=$_POST['placar'];
$placav=$_POST['placav'];
$sql=mysql_query("INSERT INTO setor(setor,usuario,hd,memoria,processador,cd,placam,host,monitor,nobreak,placar,plavav) VALUES('$setor,$usuario,$hd,$memoria,$processador,$cd,$placam,$host,$monitor,$nobreak,$placar,$placav'))");
?>
    </body>
</html>

$link = mysqli_connect("host", "user", "pass", "database");

mysqli_query($link, $query);

$sql = mysqli_query($link, "as passagens sql aqui");