IT MT REVIEWER

• Largest computer network that connects to billions of computer users around the world. Through the internet people can share information and communicate from anywhere.

  Internet
• The idea of a global communication network can be traced back to the 1960s, with researchers like J.C.R. Licklider and Leonard Kleinrock envisioned a "Galactic network" of computers, a network designed to facilitate communication between various research institutions

  Arpanet
• by Vinton Cerf and Robert Kahn laid the foundation for the modern internet. ____

  became the standard networking protocol, enabling diverse networks to communicate with each other, forming the basis of the internet as we know it.

  TCP/IP Protocols
• the internet expanded rapidly, connecting academic institutions, government agencies, and eventually, commercial entities. The introduction of the world wide web by Tim Berners-Lee in 1989 revolutionised internet usage, making it accessible to the general public through user-friendly interfaces and web browsers.


  Expansion and Commercialization
• Characterised by a frenzy of investment and rapid growth in internet based businesses companies like amazon, ebay and google emerged during this time me reshaping commerce. Communication, and information retrieval.

  DOT-COM Boom
• The 2000s witnessed the rise of social media platforms like facebook, twitter, and youtube transforming the internet into an interactive and collaborative space. This era also saw the concept of ____. Emphasising user-generated content interactivity, and sharing.

  Social Media and Web 2.0
• The proliferation of smartphones and mobile devices in the 2010s led to a significant shift towards mobile internet usage cloud computing technologies also gained prominence allowing users to store and access data remotely, fostering scalability and accessibility. 


  Mobile Internet And Cloud Computing
• as technology continues to evolve, developments like 5g, artificial intelligence, and blockchain are poised to shape the future of the internet, ushering in new possi new possibilities and challenges


  Internet of Things and Future
• The Father of Internet: is an american internet pioneer and is recognized as one of "the fathers of the internet", sharing this title with TCP/IP co-developer Bob kahn.

  Vinton Cerf
• is a computer program that provides service to another computer program and it’s user

  Server
• is a computer program that provides service to another computer program and it’s user

  Application Server
• a computer program that serves requested HTML pages or files.


  Web Server
• is a software that acts as an intermediary between an endpoint device, such as computer and another server from which a user is requesting.


  Proxy Server
• – is an application that receives incoming e-mail from local users and remote senders and forward outgoing e-mail for delivery

  Mail Server
• is a computer responsible for central storage and management of data files so that other computer on the same network can access them.

  File Server
• is a security component of a policy – based network that provides authorization services and facilities tracking and control of files.

  Policy Server
• is a numerical label assigned to each device. This provides identity to a network device.

  IP Address (Internet Protocol)
• is an application program that provides a way to look information on web.

  Browser
• Example of ____: Google chrome, safari, internet explorer, opera, Mozilla

  Browsers
• is the phonebook of the internet. We access information online through domain names.

  Domain Name System (DNS)
• is an organization that provides services for accessing, using or participating in the internet.

  Internet Service Provide (ISP)
• Two types of ISP: – provided internet access to a specific geographic

  National ISP
• Two Types of ISP: – business that provides internet access in cities and towns nationwide

  Regional ISP