In Node.js, what is the global object called?

How can you access a global variable inside a function if it has the same name as a local variable?

A). By using the window object

B). By using the global object

C). By using a different name for the global variable

D). By using the this keyword

What is the global object in a browser environment?

A). window

B). global

C). document

D). this

Which keyword is used to declare a variable in the global scope?

A). let

B). var

C). const

D). function

What is the output of typeof window in a browser environment?

A). object

B). undefined

C). function

D). global

What is the purpose of the global object in JavaScript?

A). To store local variables

B). To provide a namespace for global variables and functions

C). To define constants

D). To execute code in strict mode

Which of the following can create a global variable?

A). var

B). let

C). const

D). All of the above

Can a global variable be accessed inside a function?

A). Yes

B). No

C). Only if passed as a parameter

D). Only if defined with var

Which of the following can be used to prevent accidental modification of global variables?

A). Encapsulation

B). Namespace

C). Strict mode

D). Block scoping

How can you avoid global scope pollution?

A). By using local variables

B). By using IIFE (Immediately Invoked Function Expressions)

C). By using modules

D). All of the above

Which statement is true about global variables in JavaScript?

A). They are not accessible inside functions

B). They can be accessed and modified from any part of the code

C). They are constants

D). They can only be read, not modified