Website is a set of related web pages typically server from a single web domain.

A website is hosted on at least one web server, accessible via a network such as the internet or a private local area network through an internet address known as Uniform Resource Locator,

You can consider web server as a online disk drive that stores your website files and show the webpage to user who type URL in Web Browser. Usually it is required to purchase a yearly service with a web hosting provider for your website.

A web server offers 24×7 availability to your webpage to the world wide web. Usually web service provides 99.9% uptime of a website.

Web pages, which are the building blocks of websites, are documents, typically written in plain text interspread with Formatting instruction of Hypertext Markup Language (HTMl, XHTMl).

Using Hypertext Transfer Protocal (HTTP) or HTTP Secure (HTTPS)

Using User’s Application such as Web Browser on a display terminal.

A simple website must contain, Home, About, Services and Contact pages.

Logo, Menus, Header Sliders, Content Area, and Footer

A responsive website is a website that uses media queries (a CSS term ) to render a web page that looks beautiful and user friendly on Mobile and other Handheld devices. so user can read the text and see images in native way for his mobile. If the mobile is not responsive, the user will have to zoom the desktop version of website and scroll that is not considered convenient, that is why responsive website are getting popular now a days and highly recommended.

Websites can be either database driven or non-database driven.

The non-database driven website are websites that do not require database to store its data values such as username and password.

The database driven website are websites that require a database to store its data value such as username and password.

HTML, CSS and Javascript are used to build a basic non-database driven webpage.

Server side programming languages are used to build a database driven webpage, and to connect with database.

PHP

MySQL

Content Management websites are websites that offers you to manage your content on website using Web Graphical User Interface. For example You can manage your website images, text and settings without dealing with any programming codes and by using Dashboard that is the backend of a website that can be accessed by entering a username and password by administrator of website.

Wordpress, Joomla and Drupal are most popular open source CMS in industry.

Wordpress

An Ecommerce website are database driven websites that allows you to sell some products on it.

Woocommerce, Magento CMS, Shopify CMS

A domain name is an identification string that defines a realm of administrative autonomy, authority or control within the Internet. For e.g. www.google.com is a domain name with .com tld (top level domain)

TLD is the suffix of domain name e.g. .com, .org, .net are some most populat TLDs.
Many country use their own tld such as US uses .us, Canada uses .ca, and Japan uses .jp.

1. A Domain Name such as www.yourcompany.com. You can choose any name but it is subject to availability.
2. A web hosting that you can get from any web hosting provider or from us where we host and maintain your website throughout the year and you dont have to be ready to set it up technically yourself.
3. Website Building Services

Other optional things:
1. SSL, if your website accepts payment.
2. Monthly Maintenance Services, if you want your website to be maintained and optimized on monthly basis to make it run optimal all the time

It should be responsive and retina ready, code structure should be good and bug-free,  Web page should open fast and website should work flawlessly on all browsers.