What is the result of typeof [] in JavaScript?
A). object
B). array
C). list
D). string
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.
Which data type represents a collection of values in JavaScript?
A). Object
B). Array
C). String
D). Number
What is the purpose of using arrays in JavaScript?
A). To store a single value
B). To store a collection of values
C). To define object properties
D). To create conditional statements
Which of the following statements accurately describes an object in JavaScript?
A). Objects are ordered collections of elements.
B). Objects are collections of key-value pairs.
C). Objects are sequences of characters.
D). Objects are single values.
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.
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
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 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})