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 variable name?
A). $varName
B). first_name
C).
D). _variable
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 uses hyphens to separate words?
A). CamelCase
B). snake_case
C). Kebab-Case
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
What is the best practice for naming JavaScript identifiers?
A). Use short and cryptic names
B). Use meaningful and descriptive names
C). Use reserved keywords as identifiers
D). Use Unicode characters in identifiers
Which of the following is not a valid JavaScript identifier?
A). my_var
B). $amount
C). const
D). variable1
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 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