Can a function and a variable have the same name with different cases in JavaScript?
A). Yes
B). No
C). Only in strict mode
D). Only in non-strict mode
What is the best practice for naming variables to avoid issues with case sensitivity?
A). Use only lowercase
B). Use only UPPERCASE
C). Use consistent case conventions
D). Use special characters
How will JavaScript handle 'VarName' and 'varName' in the same scope?
A). Treat as the same
B). Treat as different
C). Throw an error
D). Ignore one
Which of the following statements is true about case sensitivity in JavaScript?
A). Variable names are case-insensitive
B). Function names are case-insensitive
C). Identifiers are case-sensitive
D). All of the above
What is the significance of case sensitivity in JavaScript?
A). Enhances code readability
B). Reduces code size
C). Improves performance
D). Differentiates identifiers
What will be the output of the following code? let name = 'Alice'; let Name = 'Bob'; console.log(name, Name);
A). Alice Bob
B). Bob Alice
C). Alice Alice
D). Bob Bob
How does JavaScript treat 'Function()' and 'function()'?
A). As the same function
B). As different functions
C). As a syntax error
D). As a reserved keyword
Which of the following will create a case sensitivity error in JavaScript?
A). let firstName = 'John'; let firstname = 'Doe';
B). let FirstName = 'John'; let firstName = 'Doe';
C). let firstName = 'John'; let Firstname = 'Doe';
D). None of the above
What happens if you try to declare two variables with the same name but different cases?
A). Error
B). Both are declared
C). Only one is declared
D). None of the above
How should constants be declared to avoid confusion with variable names?
A). UPPERCASE
B). lowercase
C). camelCase
D). snake_case