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
How should constants be declared to avoid confusion with variable names?
A). UPPERCASE
B). lowercase
C). camelCase
D). snake_case
What is the recommended naming convention for JavaScript functions?
A). camelCase
B). UPPERCASE
C). snake_case
D). PascalCase
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
Which of the following function names are considered identical in JavaScript?
A). myFunction and MyFunction
B). myfunction and myFunction
C). myFunction and myfunction
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
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
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 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