Answer & Solution
Answer: Option A
Solution:
The push() method in JavaScript adds elements to the end of an array, expanding its length.
Q
How do you add an element to the end of an array in JavaScript?
Related Questions on Average
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 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
Which of the following represents a complex data type in JavaScript?
A). Boolean
B). Undefined
C). Null
D). Array
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
How do you access an array element at a specific index in JavaScript?
A). Using square brackets notation (arrayName[index])
B). Using dot notation (arrayName.elementName)
C). Using parentheses notation (arrayName(index))
D). Using curly braces notation (arrayName{index})
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.
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.