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

Answer & Solution

Answer: Option B
Solution:
The push() method in JavaScript is used to add elements to the end of an array, extending the array's length.
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

How can you remove the last element from an array in JavaScript?

A). Using the pop() method.

B). Using the shift() method.

C). Using the unshift() method.

D). Using the removeLast() method.

How do you call a function in JavaScript?

A). Using the execute() method

B). Using the call() method

C). Using the run() method

D). By using the function name followed by parentheses

Which data type represents a collection of values in JavaScript?

A). Object

B). Array

C). String

D). Number

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 is the result of typeof [] in JavaScript?

A). object

B). array

C). list

D). string

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 function in JavaScript?

A). A variable

B). A loop

C). A block of code that performs a specific task

D). An object

How do you define a method within an object in JavaScript?

A). By using the function keyword followed by the method name and code block.

B). By using the method keyword followed by the method name and code block.

C). By using the define keyword followed by the method name and code block.

D). By using the process keyword followed by the method name and code block.

How do you access a property of an object in JavaScript?

A). Using dot notation (objectName.propertyName)

B). Using square brackets (objectName['propertyName'])

C). Both A and B

D). Neither A nor B