Conceitos de Java Script

Conceitos de Java Script

2nd Grade

10 Qs

quiz-placeholder

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Conceitos de Java Script

Conceitos de Java Script

Assessment

Quiz

Mathematics

2nd Grade

Practice Problem

Hard

Used 1+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a maneira correta de declarar uma variável em JavaScript?

`var minhaVariavel;`

`variable minhaVariavel;`

`v minhaVariavel;`

`declare minhaVariavel;`

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você define uma função em JavaScript?

`function minhaFuncao() {}`

`def minhaFuncao() {}`

`fun minhaFuncao() {}`

`createFunction minhaFuncao() {}`

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual é a sintaxe correta para um if statement em JavaScript?

`if (condicao) {}`

`if condicao {}`

`if condicao then {}`

`if (condicao) then {}`

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você cria um loop for em JavaScript?

`for (i = 0; i < 5; i++) {}`

`for i in range(5) {}`

`loop (i = 0; i < 5; i++) {}`

`for (i = 0; i < 5) {}`

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você declara um array em JavaScript?

`var meuArray = [];`

`var meuArray = {};`

`var meuArray = ();`

`var meuArray = <>;`

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Como você acessa o terceiro elemento de um array chamado `meuArray`?

`meuArray[2]`

`meuArray[3]`

`meuArray[1]`

`meuArray[0]`

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Qual método é usado para adicionar um elemento ao final de um array em JavaScript?

`push()`

`add()`

`append()`

`insert()`

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