which is frequently shortened to this:

Sometimes they are longer and more complicated, but they all follow acknowledged rules for naming them.

They consist of three parts to address a page or file:

It is the basis for how we use the internet as a pipeline to conduct trusted business, like online banking and online credit card purchasing. When reliable forms of this is in place, your banking information and credit card numbers are kept private.

Authentication is directly related to it. Authentication is the complex way that computer systems verify that you are who you say you are. 

Often, you click or tap on a specific area of it to expand the information or move to a related web page. Clicking on a link—a snippet of text that appears in color different from the rest of the text—takes you to a different one. If you want to go back, you use the arrows provided for that purpose in just about every browser.

Several of them on a related subject make a website.  

It offers a variety of services for a variety of prices: web page access, email, web page hosting and so on. Most offer various internet connection speeds for a monthly fee. You may choose to pay more for high-speed internet connection if you like to stream movies or select a less expensive package if you use the internet mostly for light browsing and email.  

The software is a free software package or mobile app that lets you view web pages, graphics, and most online content. The most popular ones include Chrome, Firefox, Internet Explorer, and Safari, but there are many others.

This software is specifically designed to convert HTML and XML computer code into human-readable documents.

They display web pages. Each webpage has a unique address called a URL.  

These programs are the time bombs and wicked minions of dishonest programmers. Protect yourself with a firewall and knowledge of how to prevent these programs from reaching your computer 

or like this

Every computer, cell phone and mobile device that accesses the internet is assigned an this for tracking purposes. It may be a permanently assigned one, or it may change occasionally, but it is always a unique identifier.

Wherever you browse, whenever you send an email or instant message, and whenever you download a file, this serves as the equivalent of an automobile license plate to enforce accountability and traceability. 

It provides a defense against hackers and directs content to the specific computer, device, streaming device or printer that should receive it. 

Often your ISP provides the one it prefers for your internet service. When it does, it is configured appropriately. If you choose to use a different one, you may need to enter information into it. 

It is the modern version of the 1970s mainframe computing model. As part of the it, software as a service is a business model that assumes people would rather rent software than own it. With their web browsers, users access the it on the internet and log in to their online rented copies of their software.

Increasingly, services offer this storage of files to facilitate the ability to access your files from more than one device. It is possible to save files, photos, and images in the there and then access them from a laptop, cell phone, tablet or another device. It makes collaboration among individuals on the same files there possible. 

They range from small antivirus software packages to complex and expensive software and hardware solutions. ​Some  are free. Many computers ship with one you can activate. All the many kinds offer some kind of safeguard against hackers vandalizing or taking over your computer system.

Just like everyone else, beginners to the internet should activate this to protect their computers from viruses and malware. 

Sometimes it is an innocent-looking movie file or an installer that pretends to be actual anti-hacker software. The power of the attack comes from users naively downloading and running the file.

Protect yourself by not downloading files that are sent to you in emails or that you see on unfamiliar websites.