Go Career
Explore
Pricing
Resources
Login
Get Started
Interview Prep
Back to JavaScript
JavaScript Fundamentals
20 questions
Questions
1
Question 1
2
Question 2
3
Question 3
4
Question 4
5
Question 5
Multi
6
Question 6
7
Question 7
8
Question 8
9
Question 9
10
Question 10
11
Question 11
12
Question 12
13
Question 13
14
Question 14
15
Question 15
16
Question 16
17
Question 17
18
Question 18
19
Question 19
20
Question 20
Multi
Toggle Sidebar
Back to JavaScript Fundamentals
Question 1
/
20
beginner
Select one answer
What is the difference between "Pass by Value" and "Pass by Reference"?
All data types in JavaScript are passed by value
Primitives are passed by value, objects/arrays are passed by reference
All data types in JavaScript are passed by reference
JavaScript doesn't support either concept
Show hint
Check Answer
Back to JavaScript Fundamentals
Next
Go Career