What is the significance of case sensitivity in JavaScript?
A). Enhances code readability
B). Reduces code size
C). Improves performance
D). Differentiates identifiers
Which of the following is a correct variable declaration in JavaScript?
A). var Variable = 1;
B). var variable = 1;
C). Both A and B
D). None of the above
In JavaScript, is 'myVariable' the same as 'myvariable'?
A). Yes
B). No
C). Depends on the context
D). Only in strict mode
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
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
How should constants be declared to avoid confusion with variable names?
A). UPPERCASE
B). lowercase
C). camelCase
D). snake_case
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 interpret the following? let varName = 5; let VarName = 10; console.log(varName, VarName);
A). 5 5
B). 10 10
C). 5 10
D). 10 5
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