JavaScript

Quiz
•
Computers
•
University
•
Hard
Sompasong Vongthavone
Used 11+ times
FREE Resource
19 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ຊະນິດຂໍ້ມູນທີ່ເປັນ String ຕ້ອງໃຊ້ເຄື່ອງໝາຍໃດ?
' '
: :
{ }
[ ]
2.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
ການປະກາດໂຕປ່ຽນໃນ JavaScript ແມ່ນຕ້ອງໃຊ້ໂຕໃດ? (ຕ້ອງເລືອກຂໍ້ທີ່ຖືກຕ້ອງໃຫ້ຄົບ)
let
$
Dim
var
const
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ການໃຊ້ງານ onclick event ແມ່ນຕອນໃດ?
ຕອນທີ່ແປ້ນພິມຖືກກົດລົງ
ຕອນທີ່ເມົ້າຖືກຄຼິກຂວາ
ຕອນທີ່ເມົ້າຖືກຄຼິກຊ້າຍ
ຕອນທີ່ແປ້ນພິມຖືກປ່ອຍ
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ຄຳສັ່ງ onkeyup ແມ່ນໃຊ້ຕອນໃດ?
ຕອນແປ້ນພິມຖືກປ່ອຍ
ຕອນແປ້ນພິມຖືກກົດ
ຕອນເມົ້າຖືກປ່ອຍ
ຕອນເມົ້າຖືກກົດ
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
ຈົ່ງຂຽນຄຳສັ່ງປະກາດໂຕປ່ຽນ a=3 ເປັນຄ່າຄົງທີ່ ຕ້ອງໃຊ້ໂຕໃດ?
const a=3;
constant a=3;
let var a=3;
let const = 3;
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
var ແລະ let ແຕກຕ່າງກັນຄືແນວໃດ?
function scoped ແລະ block scoped
var string ແລະ let integer
function return ແລະ function void
var integer ແລະ let string
7.
MULTIPLE SELECT QUESTION
30 sec • 1 pt
ຕ້ອງການສະແດງຂໍ້ຄວາມວ່າ Hello ໃນພາສາ JS (ເລືອກຫຼາຍກວ່າໜຶ່ງ)
alert('Hello');
console.log('Hello');
document.getElementById('result').innerHTML = 'Hello';
echo 'Hello'
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