
JS-2
Quiz
•
Information Technology (IT)
•
Vocational training
•
Practice Problem
•
Hard
EL AZZOUZI
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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle méthode permet de sélectionner un élément par son identifiant ?
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle instruction permet de modifier le contenu texte d’un élément HTML ?
element.changeText("Nouveau contenu");
element.content = "Nouveau contenu";
element.innerHTML = "Nouveau contenu";
element.setText("Nouveau contenu");
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que fait la méthode addEventListener() ?
Elle change le style CSS de la page
Elle attache une fonction à un événement
Elle supprime un élément du DOM
Elle exécute du code côté serveur
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la sortie de ce code : console.log(typeof null);
?
"null"
"undefined"
"object"
TypeError
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Que fait ce code : document.getElementById("app").remove();
?
Il cache l’élément "app"
Il désactive l’élément "app"
Il supprime l’élément HTML ayant l’id "app" du DOM
Il crée un nouvel élément "app"
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle structure de contrôle permet de tester plusieurs cas différents ?
if/else
if/else/if/else
switch
for /if/else
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Quelle est la bonne syntaxe pour une fonction nommée en JavaScript ?
function maFonction() {}
fonction maFonction() {}
def maFonction() {}
fun maFonction() {}
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