
Quiz de JavaScript: Desafios e Conceitos
Authored by ITALO FERREIRA
Instructional Technology
10th Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que faz o método `push()` em um array no JavaScript?
Remove o último elemento do array.
Adiciona um ou mais elementos ao final do array.
Adiciona um ou mais elementos ao início do array.
Remove o primeiro elemento do array.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da expressão `5 === '5'` em JavaScript?
`true`
`false`
`undefined`
`null`
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual operador lógico é usado para representar "ou" em JavaScript?
`&&`
`||`
`!`
`==`
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como você acessa o terceiro elemento de um array chamado `numeros`?
`numeros[2]`
`numeros[3]`
`numeros[1]`
`numeros[0]`
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que faz o método `pop()` em um array no JavaScript?
Adiciona um elemento ao final do array.
Remove o último elemento do array.
Adiciona um elemento ao início do array.
Remove o primeiro elemento do array.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado da expressão `10 > 5 && 5 < 3`?
`true`
`false`
`undefined`
`null`
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é a função de um objeto em JavaScript?
Armazenar múltiplos valores em uma única variável.
Executar operações matemáticas.
Criar loops.
Comparar valores.
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