What is the correct spelling for the naming convention starting with uppercase for each word?

Which of the following is a valid JavaScript variable name?

A). $varName

B). first_name

C).

D). _variable

Which of the following is a valid JavaScript function name?

A). function 1

B). function_name

C). function()

D). $function

Which of the following file extensions is commonly used for JavaScript files?

A). JavaScriptIdentifiers.docx

B). JavaScriptIdentifiers.java

C). JavaScriptIdentifiers.js

D). JavaScriptIdentifiers.html

Which type of case conversion is commonly used for naming variables in JavaScript?

A). UPPERCASE

B). lowercase

C). camelCase

D). kebab-case

Which naming convention uses hyphens to separate words?

A). CamelCase

B). snake_case

C). Kebab-Case

D). PascalCase

What is the correct way to represent a constant in JavaScript?

A). CONSTANT_VALUE

B). constantValue

C). const_value

D). ConstValue

Which of the following is not a valid identifier naming convention?

A). camelCase

B). snake_case

C). dash-case

D). PascalCase

Which of the following is not a valid JavaScript identifier?

A). first_name

B). $2users

C). break

D). myVar

Which of the following is not a valid JavaScript variable name?

A). $varName

B). first_name

C).

D). _variable

Which of the following is a valid JavaScript identifier?

A). user-name

B). 2users

C). _user

D). user name