SIstEm InfOrMasi...
1.Sistem
Adalah sekumpulan elemen atau serangkaian komponen yang saling berhubungan untuk mencapai suatu tujuan yang spesifik atau menyelesaikan suatu sasaran tertentu.
2. Informasi
Adalah data yang sudah diolah sehingga mempunyai arti tertentu dan dapat menjadi dasar untuk mengmbil keputusan
3. Data
Representasi fisik dunia nyata
Kenyataan yang menggambarkan suatu kejadian dan kesatuan yang nyata
4. Sistem Informasi
Sekumpulan hardware,software,brainware,prosedur,atau aturan yang diorganisasikan secara integral untuk mengolah data menjadi informasi yang bermanfaat guna memecahkan masalah dan pengambilan keputusan
5. 3 Macam Arsitekstur
Arsitekstur Tersentralisasi
Arsitekstur Terdistribusi
Arsitekstur Client/server
6. Komponen Sistem Informasi
Hardware
Software atu program
Prosedur
Orang
Basis data
Jaringan komputer dan komunikasi data
sCrIptNyA
<script language="javascript">
var a=12;
var b=4;
function pd2(b) {
var a=b*2;
return a; }
document.write("dua kali dari ",b," adalah ",pd2(b));
document.write("Nilai dari a adalah", a);
</script>
<html>
<head>
<title>hitung hitung hitung</title>
<script language="Javascript">
<!--
/* Variablen definieren */
var plussign = ' + ';
var minussign = ' - ';
var multiplysign = ' * ';
var dividesign = ' / ';
var decimalsign = ' . ';
var negativesign = ' -';
var leftbracket = ' (';
var rightbracket = ') ';
var rad = 3.141592654 / 180;
var base_10 = Math.LN10;
var base_2 = Math.LN10;
function calculate(arg) {
arg.expr.value = eval(arg.expr.value)
}
function enter(arg, string) {
arg.expr.value += string
}
function clear_display(arg) {
arg.expr.value = ' '
}
function calc_sqrt(form) {
form.expr.value = (Math.sqrt(form.expr.value))
}
function calc_sqr(form) {
form.expr.value = ((form.expr.value * 1) * (form.expr.value * 1))
}
function sin_form(form) {
form.expr.value = (Math.sin (form.expr.value * rad))
}
function cos_form(form) {
form.expr.value = (Math.cos (form.expr.value * rad))
}
function tan_form(form) {
form.expr.value = (Math.tan(form.expr.value * rad))
}
function inverse(form) {
form.expr.value = ( 1 / (form.expr.value))
}
function base10_log(form) {
form.expr.value = (Math.log(form.expr.value) / base_10)
}
function base2_log(form) {
form.expr.value = (Math.log(form.expr.value) / base_2)
}
//-->
</script>
</head>
<body>
<p align="center"><big><big>hitung</big></big></p>
<form>
<!-- Yup, Mulai -->
<table border="0" width="100" bgcolor="pink" align="center">
<tr>
<td width="100%" colspan="5" align="center"><input type="text" name="expr" size="35"
action="calculate(this.form)"></td>
</tr>
<tr>
<td width="100%" colspan="5" align="center">calculator canggih</td>
</tr>
<tr>
<td width="20%"><input type="button" value=" sin " Onclick="sin_form(this.form)"></td>
<td width="20%"><input type="button" value=" cos " OnClick="cos_form(this.form)"></td>
<td width="20%"><input type="button" value=" tan " Onclick="tan_form(this.form)"></td>
<td width="20%"><input type="button" value=" log 10e " onClick="base10_log(this.form)"></td>
<td width="20%"><input type="button" value=" log 2e " OnClick="base2_log(this.form)"></td>
</tr>
<tr>
<td width="20%"><input type="button" value=" akar " Onclick="calc_sqrt(this.form)"></td>
<td width="20%"><input type="button" value=" ^2 " OnClick="calc_sqr(this.form)"></td>
<td width="20%"><input type="button" value=" ( " OnClick="enter(this.form,leftbracket)"></td>
<td width="20%"><input type="button" value=" ) " OnClick="enter(this.form,rightbracket)"></td>
<td width="20%"><input type="button" value=" 1 / X " OnClick="inverse(this.form)"></td>
</tr>
<tr>
<td width="20%"><input type="button" value=" 7 " onClick="enter(this.form, 7)"></td>
<td width="20%"><input type="button" value=" 8 " onClick="enter(this.form, 8)"></td>
<td width="20%"><input type="button" value=" 9 " onClick="enter(this.form, 9)"></td>
<td width="20%"><input type="button" value=" bagi " onClick="enter(this.form,dividesign)"></td>
<td width="20%"><input type="button" value=" %(rusak) " onClick="enter(this.form,Percentbuttonsign)"></td>
</tr>
<tr>
<td width="20%"><input type="button" value=" 4 " onClick="enter(this.form, 4)"></td>
<td width="20%"><input type="button" value=" 5 " onClick="enter(this.form, 5)"></td>
<td width="20%"><input type="button" value=" 6 " onClick="enter(this.form, 6)"></td>
<td width="20%"><input type="button" value=" kali " onClick="enter(this.form, multiplysign)"> </td>
<td width="20%"> <input type="button" value=" Hapus " onClick="clear_display(this.form)"></td>
</tr>
<tr>
<td width="20%"><input type="button" value=" 1 " onClick="enter(this.form, 1)"></td>
<td width="20%"><input type="button" value=" 2 " onClick="enter(this.form, 2)"></td>
<td width="20%"><input type="button" value=" 3 " onClick="enter(this.form, 3)"></td>
<td width="20%"><input type="button" value=" plus " onClick="enter(this.form,plussign)"> </td>
<td width="20%"><input type="button" value=" hasil " onClick="calculate(this.form)">
</td>
</tr>
<tr>
<td width="20%"><input type="button" value=" 0 " onClick="enter(this.form, 0)"></td>
<td width="20%"><input type="button" value=" koma " onClick="enter(this.form,decimalsign)"></td>
<td width="20%"><input type="button" value=" (-) " onClick="enter(this.form,negativesign)"></td>
<td width="40%" colspan="2"> <input type="button" value=" min " onClick="enter(this.form,minussign)"></td>
</tr>
</table>
<!-- intan... -->
</form>
</body>
</html>
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