JS Objects

Question 1

What are the two ways to get or update the value of a property?

Answer 1

Dot notation or square brackets

Question 2

How do you remove a property from an object?

Answer 2

Use delete operator.

Question 3

What are objects used for?

Answer 3

To group and store a set of data (variables and/or functions).
Simply: “It’s a box to keep related stuff together.”

Question 4

What are object properties?

Answer 4

Another way to store data that is exclusive to the object.

Object properties tell us about the object.

Question 5

Describe object literal notation.

Answer 5

Object literal notation is curly braces { } . Within the curly braces, properties and/or methods are nested inside. Each are separated by a comma.