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Online services-

communication this service is to move data between users. to share information with another user you could use Email, instant messaging , newsgroups, social networking (Facebook),online conferencing, blog.

commerce this involves business buying, selling and money. for example, internet banking , online auctions , retail sales (HMV, Tesco.com)

real time information this is used to get up to date information . for example, train timetables, news services, traffic reports

government this involves public services, such as government bodies, like the DVLA and local council. for example, online tax returns , e- voting , applications, revenue collections, renewing car tax.

cloud computing-

this is where data is saved on extremal serves instead f the user's hard drive. the extremal serves are called HOSTS and are owned by a HOSTING COMPANY . some well-known examples are drop box Microsoft-one and google cloud. Cloud users can access software , data and storage provided by their hosting company. Users usually access the cloud through a web browsers or mobile app- they do not directly access he servers

benefits of cloud storage