JavaScript Basics

JavaScript Basics

1st Grade

12 Qs

quiz-placeholder

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JavaScript Basics

JavaScript Basics

Assessment

Quiz

Computers

1st Grade

Hard

Created by

Vanessa Fernandes

Used 1+ times

FREE Resource

12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual palavra-chave é usada para declarar uma variável em JavaScript?

var

let

const

Todas as anteriores

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das seguintes é uma maneira correta de declarar uma função em JavaScript?

function myFunction() {}

def myFunction() {}

func myFunction() {}

function: myFunction() {}

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você cria um objeto em JavaScript?

var obj = {};

var obj = [];

var obj = new Object();

Ambos A e C

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual das seguintes NÃO é um nome de variável válido em JavaScript?

myVar

2ndVar

_myVar

$myVar

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você chama uma função chamada `myFunction` em JavaScript?

chamar myFunction();

myFunction();

chamar função myFunction();

executar myFunction();

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a sintaxe correta para acessar o valor da propriedade `name` no objeto `person`?

person.name

person[name]

person->name

person::name

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a way to declare a constant variable in JavaScript?

var myConst = 10;

let myConst = 10;

const myConst = 10;

constant myConst = 10;

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