
Quiz sobre Arrays em Programação
Authored by KLEBER BITENCOURTT
Information Technology (IT)
2nd Grade

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O método splice() pode substituir elementos em um array?
Sim
Não
Apenas se o array estiver vazio
Apenas se o array for numérico
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o resultado de ['A', 'B'].concat(['C', 'D'])?
['A', 'B', 'C', 'D']
['C', 'D', 'A', 'B']
['A', 'B']
['C', 'D']
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Para que são úteis os arrays multidimensionais?
Para representar listas de compras.
Para representar matrizes ou tabelas.
Para representar textos longos.
Para representar números aleatórios.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o último elemento da lista 'alimentos'?
Maçã
Banana
Alface
Kiwi
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Qual é o terceiro elemento da lista 'alimentos'?
Maçã
Banana
Manga
Cenoura
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Como o método splice() é usado em JavaScript?
Para dividir um array sem alterá-lo
Para concatenar arrays
Para adicionar ou remover elementos de um array
Para criar uma lista de duas dimensões
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
O método slice() modifica o array original?
Sim, sempre modifica.
Não, nunca modifica.
Sim, mas apenas se especificado.
Não, mas pode adicionar elementos.
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