Q
What is the significance of case sensitivity in JavaScript?

Answer & Solution

Answer: Option D
Solution:
Case sensitivity allows identifiers to be unique even if they differ only in letter casing.
Related Questions on Average

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

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

What is the recommended naming convention for JavaScript functions?

A). camelCase

B). UPPERCASE

C). snake_case

D). PascalCase

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

In JavaScript, is 'myVariable' the same as 'myvariable'?

A). Yes

B). No

C). Depends on the context

D). Only in strict mode

What is the effect of case sensitivity on debugging JavaScript code?

A). No effect

B). Makes it easier

C). Makes it harder

D). No significant impact

How does JavaScript differentiate between 'myVar' and 'MyVar'?

A). It doesn't, both are the same

B). It treats them as different variables

C). It throws an error

D). None of the above

Is 'myfunction' the same as 'myFunction' in JavaScript?

A). Yes

B). No

C). Only in strict mode

D). Only in non-strict mode

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

Can JavaScript variables 'example' and 'Example' be declared in the same scope?

A). Yes

B). No

C). Only in strict mode

D). Only in non-strict mode