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Type objet en JavaScript

Authored by Gauvain Thery

Computers

Professional Development

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Type objet en JavaScript
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6 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

Quelles sont les bonnes façons de déclarer une fonction ?

const add(a, b) => { return a + b; }

const add = (a, b) => { return a + b; }

function add(a, b) { return a + b; }

function (a, b) => { return a + b; }

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Comment déclarer un tableau ?

Avec { }

Avec ` `

Avec [ ]

Avec ( )

3.

FILL IN THE BLANK QUESTION

1 min • 1 pt

const array = [1, 2, 3]

Que vaut array.length ?

4.

FILL IN THE BLANK QUESTION

1 min • 1 pt

const array = [1, 2, 3]

Que vaut array[1] ?

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

const cat = { name: 'Joya', age: 7 };

cat.age = cat.age + 1;

Que vaut cat.age ?

6

7

8

71

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

const cat = { name: 'Joya', age: 7 }

Que sont name et age ?

Des clés ou keys

Des valeurs ou values

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