Final answer:
Persistent cookies are cookies that are stored on the hard drive and are not lost when the web browser is closed. These cookies are used to remember user preferences or login information and provide a personalized experience to the user.
Step-by-step explanation:
Cookies that are stored on the hard drive and are not lost when the web browser is closed are called persistent cookies. These types of cookies are often used to remember user preferences or login information so that the website can provide a personalized experience to the user. They are stored as text files on the hard drive and can only be accessed by the website that created them. Persistent cookies can be manually deleted by the user or they can have an expiration date set by the website.