Why is camel case preferred in JavaScript for variable names?

What is the importance of using camel case in JavaScript?

A). Increases execution speed

B). Enhances code readability

C). Reduces file size

D). Helps in error debugging

Which statement about camel case is true?

A). It is mandatory in JavaScript

B). It is a common naming convention

C). It is used for class names only

D). It is only used in JavaScript

In JavaScript, camel case is primarily used for naming:

A). Functions and variables

B). Constants

C). Files

D). Libraries

What is the camel case equivalent of 'total cost'?

A). TotalCost

B). totalCost

C). totalcost

D). total_cost

How would you convert 'main page title' to camel case?

A). MainPageTitle

B). mainPageTitle

C). mainpageTitle

D). mainPageTitle

Which of the following is an example of camel case?

A). my_variable

B). MyVariable

C). myVariableName

D). MY_VARIABLE

Which of the following is NOT written in camel case?

A). userName

B). UserName

C). username

D). user_name

In JavaScript, which of the following is the camel case version of 'employee salary'?

A). employeesalary

B). EmployeeSalary

C). employeeSalary

D). Employee_Salary

Which of these variable names is not written in camel case?

A). firstName

B). FirstName

C). first_name

D). firstNameExample

What is the correct way to declare a variable in camel case?

A). let myvariableName

B). let myVariableName

C). let MyVariableName

D). let my_variable_name