Q
What is the result of typeof [] in JavaScript?

Answer & Solution

Answer: Option A
Solution:
The typeof operator in JavaScript returns 'object' when applied to an array, as arrays are considered a type of object in JavaScript.
Related Questions on Average

What is the purpose of parameters in a function?

A). To store values

B). To specify the function name

C). To receive inputs and data

D). To create loops

What is the purpose of using functions as values in JavaScript?

A). To define object properties

B). To store strings and numbers

C). To perform a specific task or operation

D). To represent complex data structures

What is a complex data type in JavaScript?

A). Number

B). Object

C). String

D). Boolean

Which data type represents a collection of values in JavaScript?

A). Object

B). Array

C). String

D). Number

How do you define a function in JavaScript using a function declaration?

A). function myFunction() { /* code */ }

B). myFunction = function() { /* code */ }

C). myFunction() { /* code */ }

D). myFunction: function() { /* code */ }

Which of the following represents a complex data type in JavaScript?

A). Boolean

B). Undefined

C). Null

D). Array

What is the return statement used for in a function?

A). To stop the execution of the function

B). To specify the function's name

C). To return a value from the function

D). To define object properties

How do you add an element to the end of an array in JavaScript?

A). Using the push() method

B). Using the add() method

C). Using the append() method

D). Using the end() method

What does the push() method do when used with an array in JavaScript?

A). Removes the last element from the array.

B). Adds elements to the end of the array.

C). Adds elements to the beginning of the array.

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What is the purpose of using the length property with arrays in JavaScript?

A). To access the last element of the array.

B). To add elements to the array.

C). To determine the number of elements in the array.

D). To access the first element of the array.