
Quiz sobre Arrays em JavaScript
Authored by Higor Monteiro
Computers
University
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que é um array em JavaScript?
Um método para ordenar números
Um tipo de variável que só armazena strings
Uma função que retorna um número
Uma estrutura de dados que armazena múltiplos valores
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o índice do primeiro elemento em um array?
1
0
Nenhum dos anteriores
2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual método é usado para adicionar um elemento ao final de um array?
shift()
pop()
unshift()
push()
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que o método pop() faz em um array?
Divide o array em duas partes
Ordena os elementos
Remove o último elemento
Adiciona um elemento no início
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual método remove o primeiro elemento de um array?
shift()
slice()
concat()
pop()
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O que o método slice() retorna?
O último elemento do array
O array original modificado
Uma cópia superficial de uma parte do array
O primeiro elemento do array
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual método combina dois ou mais arrays?
concat()
map()
splice()
join()
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