The history of computer networks information technology essay
In the following paragraphs I will try to outline what makes up the differences between logical and physical design of a network In the nineteen years from to the percentage of US households that have a computer in the home rose from 8.
List five important events in the history of computer networking
Local area network A local area network LAN is a network that connects computers and devices in a limited geographical area such as home, school, computer laboratory, office building, or closely positioned group of Related Documents Essay My Personal Experience Regarding Computer Networking writing is to introduce students to my personal experience regarding computer networking. In this case however, I will only discuss about LAN and WAN, because these two types of computer networking are the ones that are focus on for the connection. I find the success of the Google search engine that touches a million lives each day inspirational. These current technologies are those that surround the human-computer interface. WSNs are a trend of the last few years due to the advances made in wireless communication and information technologies along with electronics field. If an unknown destination is targeted, the switch broadcasts to all ports but the source. Computer networking is currently the surest way of increasing the profit margin of business firms and staying competitive in the current marketplace that is now evolving. The use of protocol layering is today ubiquitous across the field of computer networking. However, most firms are still operating at the traditional business mindset whose belief is that survival in the market implies equipping an organization with resources such as human and monetary capital. It uses asynchronous time-division multiplexing and encodes data into small, fixed-sized cells.
ATM has similarity with both circuit and packet switched networking. To ensure that this never happens there are computer network administrators.
History of computer network ppt
There has to be some form of security, which can protect this valuable information from falling into the wrong hands. Classification of information systems follows the organizational levels in which they are used or installed for use. With the advent of more sophisticated and high-speed integrated circuits the first personal computers, followed by the first local computer network, connecting computers within a radius of 2 km. Packets from the network layer are packed into frames and transferred to the network layer on another machine. Computer networking offers an excellent way of facilitating the collection, storage, analysis and dissemination of business data. It can be programmed to carry out a set of calculations and logical operations. There are many traffic generators available. Companies can save millions of dollars by sharing resources via computer networks rather than by shipping or traveling Firewalls[ edit ] A firewall is a network device for controlling network security and access rules. Repeaters work on the physical layer of the OSI model. The internet was actually called the Arpanet back in the 70s and 80s. This evolution happens to be the evolution of communication. The code used to write the software for these personal computers was brand new and easy to use.
However, a majority have failed and had in the recent past created significant incentives for applying new solutions using Internet-based modernisms. The Bead Bar is a business founded in by Meredith S. The ever-increasing application of computer science fascinated me very much.
Wireless networking offers many advantages for organizations and users such as increased productivity, portability and flexibility, and lower installation costs. This makes it a good choice for a network that must handle both traditional high-throughput data traffic, and real-time, low-latency content such as voice and video.
Hence, a lot of information that is exchanged in a network is also accessible to a wide range of threats.
This will also allow the computers in the local area to connect to the printers which are on the network
based on 93 review