JavaScript
Quiz
•
Information Technology (IT)
•
11th Grade
•
Practice Problem
•
Hard
István Kovács
Used 2+ times
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15 questions
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1.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Az alábbiak közül mi egyszerű típus (primitív) a JavaScriptben?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Az alábbiak közül mik a referencia típusok (összetett típusok) JavaScriptben?
Numbers, String, Date
Object, String, Numbers
Function, Undefined, Symbol
Object, Array, Function
3.
FILL IN THE BLANK QUESTION
1 min • 1 pt
Írd be a pontok helyéről hiányzó részt:
........getElementById('azonosito');
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mi az eredménye JS-ben?
('5' + '10') * 2
30
510
1020
undefined
5.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Hogyan tudjuk kiírni JS-ben hogy 'banana'?
console.log('b' + 'a' + + 'a' + 'a');
console.log('banana');
console.log(('b' + 'a' + + 'a' + 'a').toLowerCase());
Nem lehet ezt a szót kiíratni
6.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Melyik metódussal tudunk a konzolon megjeleníteni adatokat?
console.log()
println();
console.writeLine();
print()
7.
MULTIPLE SELECT QUESTION
45 sec • 1 pt
Melyek relációs operátorok a JS-ben az alábbiak közül?
!==
<=
=>
===
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