
JavaScript Quiz for Grade 2 Students

Quiz
•
Mathematics
•
2nd Grade
•
Medium
Used 2+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is JavaScript?
CSS
JavaScript
HTML
Java
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the basic data types in JavaScript?
integer, float, character, boolean, undefined, and symbol
int, str, bool, none, and symbol
num, str, bool, null, and symbol
number, string, boolean, null, undefined, and symbol
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you declare a variable in JavaScript?
var, let, or const
if, else, or switch
for, while, or do-while
int, float, or string
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the 'if' statement in JavaScript?
The purpose of the 'if' statement in JavaScript is to execute a block of code if a specified condition is true.
The purpose of the 'if' statement in JavaScript is to execute a block of code only once.
The purpose of the 'if' statement in JavaScript is to execute a block of code regardless of the condition.
The purpose of the 'if' statement in JavaScript is to execute a block of code if a specified condition is false.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the output of the following code? console.log(5 + '5');
55
10
55
5
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the output of the following code? var x = 10; console.log(x++); console.log(x);
11
9
undefined
10
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
JavaScript é uma linguagem de programação destinada somente ao front-end de aplicações web. Essa afirmação é:
Verdadeira
Falsa
8.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Sobre o JavaScript assinale a opção correta:
Os scripts só podem ser inseridos na <body>.
Os scripts só podem ser inseridos na <head>.
Os scripst's não podem ser colocados em arquivos externos
Os identificadores de JavaScript diferenciam maiúsculas de minúsculas.
A única maneira de declarar uma variável em JavaScript é utilizando a palavra-chave var.
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