Quizzes for JavaScript

Quiz: 1

What is Javascript (Just google: wikipedia javascript and read first four paragraphs)

High-level, often just-in-time compiled, and multi-paradigm programming language
Dynamic typing, prototype-based object-orientation programming language
A multi-paradigm language that supports event-driven, functional, and imperative programming styles
All the above

Quiz: 2

Which one is not a type of variable?

boolean
bulbuli
number
string

Quiz: 3

Which method is used to convert a string to an integer?

parseFloat()
parseString()
parseNumber()
parseInt()

Quiz: 4

Which company developed JavaScript? (feel free to google it)

Netscape
Google
Facebook
Firefox

Quiz: 5

Which one is not a mathematical operator in JS?

/
%
*
\

Quiz: 6

What does it mean by writing two plus signs after a number type variable?

Set the value to 0
Increase the value by 1
Decrease the value by 1
White plus toothpaste

Quiz: 7

If you have a var age = 21; and then you write age += 8; now what will be the value of the variable age?

21
8
218
29

Quiz: 8

Which one is an acceptable variable name?

mobile-price
1bookName
user9
“temperature”

Quiz: 9

What will be the output of the code: console.log(17%5)

7
2
5
3

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Correct Ans:

0

Incorrect Ans:

0