1. Di dalam sebuah kode script ada tertulis seperti ini <input type=”button”
value=”klik disini” onclick=”klik()”, event(kejadian) apa yang digunakan
dalam kode script tersebut …
A. alert D. onmouseout
B. confirm E. onclik
C. document.write
2. Di dalam sebuah kode script ada tertulis seperti ini
document.bgColor="red", apakah arti dari kode script tersebut …
3. Di dalam sebuah kode script ada tertulis seperti ini
document.fgColor="red", apakah arti dari kode script tersebut …
4. Fungsi yang digunakan untuk merubah satu nilai dari suatu variabel
menjadi bilangan desimal adalah …
A. parseInt() D. parseFLoat()
B. eval=(nama variabel) E. window.prompt
C. window.close
5. Fungsi yang digunakan untuk merubah satu nilai dari suatu variabel
menjadi bilangan bulat adalah …
6. Di dalam sebuah tabel, setiap baris di bentuk dengan tag :
A. <td> ….. </td> D. <th> ……. </th>
B. <tr> ….. </tr> E. </td> …… <td>
C. <tb> ...... </tb>
7. Di dalam sebuah tabel, setiap kolom di bentuk dengan tag :
8. Untuk menuliskan komentar lebih dari satu baris didalam javascript kita
menggunakan … ?
A. // komentar // D. \\ komentar \\
B. // komentar */ E. \* komentar */
C. /* komentar */
9. Untuk menuliskan komentar dalam satu baris didalam javascript kita menggunakan ?
10. parseInt(“128.34”);
baris program diatas akan menghasilkan :
A. 284 D. 128.34
B. NaN E. 128,34
C. 128
11. parseInt(“0284”);
baris program diatas akan menghasilkan :
12. parseInt(“Halo3824”);
baris program diatas akan menghasilkan :
13. parseFloat(“128.34”)
baris program diatas akan menghasilkan :
14. parseFloat(“128,34 ”)
baris program diatas akan menghasilkan :
15. parseFloat(“0284”)
baris program diatas akan menghasilkan :
16. Perhatikan kode program dibawah ini dengan seksama!
1) <script language=”javascript”>
2) Var a=12;
3) Var b=4;
4) Function pd2(b) {
5) Var a=b*2;
6) return a; }
7) document.write(“Dua kali dari “,b,” adalah “,pd2(b));
8) document.write(“Nilai dari a adalah”, a);
9) </script>
Dari kode skrip diatas, maka hasilnya adalah .....
A. Dua kali dari 4 adalah 8 Nilai dari a adalah 12
B. Dua kali dari 4 adalah 8 Nilai dari a adalah 4
C. Dua kali dari 2 adalah 4 Nilai dari a adalah 12
D. Dua kali dari 2 adalah 4 Nilai dari a adalah 12
E. Dua kali dari 4 adalah 8 Nilai dari a adalah 8
17. Masih Berhubungan dengan kode program pada nomor 22, apabila kode
program pada baris ke 5 Var a = b * 2 ; diganti dengan a = b * 2 ;
, maka hasilnya adalah ....
Rabu, 03 Juni 2009
Rabu, 13 Mei 2009
<html>
<head>
<title>JS - Calculator</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>CALCULATOR </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">by rizqa</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=" Jadina = " 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>
<!-- Bisa.... -->
</form>
</body>
</html>
<head>
<title>JS - Calculator</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>CALCULATOR </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">by rizqa</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=" Jadina = " 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>
<!-- Bisa.... -->
</form>
</body>
</html>
Rabu, 04 Maret 2009
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