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 naming convention separates words with underscores?
A). camelCase
B). PascalCase
C). snake_case
D). kebab-case
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 purpose of following naming conventions for identifiers?
A). Improve code performance
B). Enhance code readability and maintainability
C). Ensure cross-browser compatibility
D). Reduce code size
Which of the following is a valid JavaScript function name?
A). function 1
B). function_name
C). function()
D). $function
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 of the following is not a valid JavaScript variable name?
A). $varName
B). first_name
C).
D). _variable
Which of the following is not a valid JavaScript identifier?
A). my_var
B). $amount
C). const
D). variable1
What is the correct spelling for the naming convention starting with uppercase for each word?
A). Pascal_Case
B). pascalcase
C). pascalCase
D). PascalCase
What does the term 'case-sensitive' mean for identifiers in JavaScript?
A). Identifiers can have uppercase and lowercase letters interchangeably
B). Identifiers must have consistent capitalization throughout the code
C). Identifiers are not sensitive to case differences
D). Identifiers are sensitive to differences in uppercase and lowercase letters