Introduction to JavaScript
Quiz
•
Computers
•
9th - 12th Grade
•
Practice Problem
•
Hard
Shantanu Agrawal
Used 7+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is not a number data type in JavaScript?
-50
20.04
-1292.38101
"123"
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How do comments look like in JavaScript?
//
@@
&&
**
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Can you change the value of a const?
Yes
No
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
How many options can a boolean variable have?
1
2
3
4
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Can variables change their type in JavaScript?
Yes
No
6.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Which of the following is an invalid string?
"Hello"
`Hello`
"Hello'
'Hello'
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What is the index of the letter G in 'VIBGYOR'?
1
2
3
4
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