Mobile Technology and Social Web are the two innovations have been changed the people life style to use Internet.

Malware treats or computer warms that replicates it by its own is called as virus

Internet is the most common resource shared everywhere.

A set of computers connected together for the purpose of sharing resources is called as computer network.

(i) Using computer network, application or other software will be stored at central computer or server and share one software from one to another is called Data Sharing.
(ii) For example: All files cannot be taken backup or duplicate on more than one computer. So if one is not unavailable due to hardware failure or any other reason, the copies can be used.

(i) Resource sharing means one device accessed by many systems.
(ii) It allows all kind of programs, equipment's and available data to anyone via network to irrespective of the physical location of the resource of them.
(iii) Simply resource sharing is sharing such as printers, scanner, PDA, fax machine, and modems. For example, many computers can accessone printer if it is in networks.

1. Computer networking is a technique of digital telecommunications network one that permits nodes to share its resources from one to another.
2. This computer networking exchanges the data as the main element.
3. These links were transferred over cable media like optic cables or wire or wireless media such as Bluetooth and WIFI.

Computer networking is also money saving as it reduces paper work, manpower, resources sharing, software sharing and also time saving.

Cloud storage
1. It is just storage of data on online, access in different area no geographical limits was in need.
2. Cloud storage provides users with immediate access to a broad range of resources.
Cloud computing:
1. It is the on demand availability of computer system resources.
2. Especially data storage and computing power, without direct active management by the user

The Internet Explosion
(i) Internet is simply defined as the World Wide Web connection of individual networks which operated by academic, industry, government, and private parties.
(ii)  The Internet served to interconnect with laboratories engaged at government research, and from 1994 it is expanded to serve millions of user and a multiple purpose in all parts of this universe.
(iii) In few years, the Internet built itself as a highly powerful platform that changed their way we do business and the way we communicate. Internet promotes as the universal source of information of billions of people, at work, at home, at school. Internet gave high communication medium, has given an international, "Globalised" at all dimension of the world.
(iv) Internet is growing all the time. By two things, have marked its evolution nowadays the mobile technology and social web. These two innovations have been changed the people life style to use Internet. We may find many communities in social web. Facebook was created in 2004 but gowned into world wide network all over more than 2,230 million active users.
(v) Mobile technology on hand made possible to great reach of Internet and increase the Internet user all over the world.
(vi) The Internet allows all to be democratic in mass media. Anyone can have a webpage in
(vii) Internet with very low investment. Similarly any business can reach a very large market directly, economically and fast, no matter of location or size of their business. Almost anyone that who san read and write can have a access and a presence in World Wide Web with very low investment. People everywhere can express and publish their ideas and opinions via blogging.

These social networks share several attributes in common:
Membership.
Social nets all generally requires user to register namesand accounts for avoid duplicate and secrecy so many public networks offer free registration, but some charge fees for their premium services. Private networks (such as BANK ACCOUNT HOLDERS groups) restrict registration to people who meet certain eligibility criteria.
Content contribution.
These networks allow members to easily share comments, movies, music, short films and/or photos with others.
Frequent return visits.
Healthy social net takes a centers around a base of members who check in regularly to contribute theirs and also for new updates.
Human relationship building.
The common goal of most social networks is allowing the interactions that build stronger connections with in communities of people

1. The uses of the computer networking are:
2. It is used in business and home
3. Growth on popularity of cloud storage and cloud computing.
4. On behalf of buying physical copies of games music and movies, increasingly downloading and buy digital license their need via internet.
5. Developments on mobile networking infrastructure both deployments of 4G and 3G networks that will allow the people in their developed areas.
6. Allows it to their smart mobile phones as video broadcasting system and as mobile television.
7. Some of the people underlying and staying connected all the times, whenever they are at the workplace, via a home network, via publish WiFi hotspots or smart phone.
8. 4G LTE mobile network was not reached by many parts of world, of the industry of telecommunication has been hard working on the development of their next generation :"5G" cellular communication technology. This 5G intense to boost up the speed the mobile connections dramatically.
9. Artificial intelligence will help to maintain, manage, and protect it.
10. This Artificial network powering algorithms with become most intelligent:
11. It might find faster and reliable methods of anticipating threats and cleaning networks.
12. Artificial intelligence able to be a better predict traffic as it collects and analyses data in real time, some of network managers were better prepared for big event such as the world cup, Olympics, Valentines day which often put on the Internet under pressure.

A set of computers connected together for the purpose of sharing resources is called as computer networks.
Internet is the most common resource shared everywhere.
Developments: (Computer networking)
1. Here computer networks were faster, the Internet became full sterength and wireless communications has been transformed the way of business performed.
2. By the usage of latest technologies, such as cloud computing, are being used to allow globally without sacrificing security or limitating user access.
3. In E-banking we can pay or receive money from or to the customer may be easily done via gateways or by online payments were much easier.
4. Company renewals, license, other certificates bill payments, receipts, invoice, stock maintenance, can be done.
5. Network at home plays main role to access all such as E-banking, E-learning, E-governance, E-health, telemedicine, call centre video conferencing, digitalization of memories, can easy to access and use by avoiding lot of times and stacked at queue.
6. From the house we ordered delicious food from various hotels and restaurants at time without delay can be brought via Internet.
7. Mobile computers, such as laptop, tablet, and hand held computers were fastest growing segment.
8. Very fast and easiest way to cover all the people, who they are connected in social network media. For example whatsapp, facebook, twitter blogs, pintrest, linkedIn, classmates and so on. Through the above social media we share our taughts in different formats and different size of files.
Developments: (Internet)
1. Now a days the Internet plays a vital role.
2. Internet provides all the information and services to us.
3. Now a days we order anything and everything (food, clothes, stationaries, vegetables etc) through online (Internet)
4. Online services providers are flipkart, Amazon, snap deal etc to buy products via internet and have the product at door steps.
5. Online payments help in sending and receiving money via payment gateway using this Internet.
6. Internet is running all time 24x7 - 365 days.
7. A person who sale or buy anything and anytime that is main advantage of Internet.
8. E-Governance made easier to collect their certificates through online.
9. E-Banking plays an important role in our day to day life, via Internet.
10. The speed and efficiency was very much better than of done by counter at bank.
11. Now a days online payment were done via Internet.
12. For example on older days internet explorer, yahoo, being were powerful search engine.
13. Google stepped in with user friendly gmail, youtube, googledrive, google maps, etc.. and are useful applications.