
JavaScript Data Types Quiz
Quiz
•
Computers
•
12th Grade
•
Practice Problem
•
Medium
Donshay Somborn
Used 3+ times
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23 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which JavaScript data type is used to represent any number, including those with decimals?
string
bigint
number
boolean
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the JavaScript data type used to represent a grouping of characters?
symbol
string
bigint
undefined
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which data type in JavaScript is used to represent the intentional absence of a value?
null
undefined
boolean
number
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In JavaScript, what does the 'boolean' data type represent?
A sequence of characters
Any number
Either true or false
The absence of a value
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct way to test the null type in JavaScript?
typeof null === 'object'
typeof null === 'null'
null === null
=== null
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is BigInt used in JavaScript?
To handle very small numbers
To handle decimal numbers
To handle very large numbers
To handle text data
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a correct declaration of a string in JavaScript?
let greeting = 'Hi buddy';
let greeting = Hi buddy;
let greeting = "Hi buddy"
let greeting = `Hi buddy`
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