Answer & Solution
Answer: Option D
Solution:
JavaScript identifiers distinguish between uppercase and lowercase letters.
Q
What does the term 'case-sensitive' mean for identifiers in JavaScript?
Related Questions on Average
Which of the following is not a valid JavaScript identifier?
A). my_var
B). $amount
C). const
D). variable1
Which of the following is not a valid JavaScript identifier?
A). first_name
B). $2users
C). break
D). myVar
What is the significance of using meaningful names for identifiers?
A). Improve code efficiency
B). Make the code shorter
C). Enhance code readability
D). Ensure code security
Which of the following is not a valid identifier naming convention?
A). camelCase
B). snake_case
C). dash-case
D). PascalCase
What is the role of reserved keywords in JavaScript identifiers?
A). Can be used as identifiers without issues
B). Cannot be used as identifiers
C). Enhance code performance
D). Ensure code security
Which naming convention separates words with underscores?
A). camelCase
B). PascalCase
C). snake_case
D). kebab-case
What is the naming convention that starts with a lowercase letter and each subsequent word starts with a capital letter?
A). camelCase
B). Snake_Case
C). kebab-case
D). PascalCase
Which type of case conversion is commonly used for naming variables in JavaScript?
A). UPPERCASE
B). lowercase
C). camelCase
D). kebab-case
What is the correct spelling for the naming convention starting with uppercase for each word?
A). Pascal_Case
B). pascalcase
C). pascalCase
D). PascalCase
Which of the following file extensions is commonly used for JavaScript files?
A). JavaScriptIdentifiers.docx
B). JavaScriptIdentifiers.java
C). JavaScriptIdentifiers.js
D). JavaScriptIdentifiers.html