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 does JavaScript differentiate between 'myFunction()' and 'myfunction()'?
A). As the same function
B). As different functions
C). As a syntax error
D). As a reserved keyword
In JavaScript, is 'myVariable' the same as 'myvariable'?
A). Yes
B). No
C). Depends on the context
D). Only in strict mode
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
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
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
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
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