Internet is a great development in the field of communication. A man in his home can talk and deal with someone at. the remote corner of the world. E-Commerce is another utility through which we can shop anything from anywhere around the world. The Internet also functions as a popular medium of entertainment. A variety of services are offered via the internet such as job searching online banking, buying tickets, hotel reservation etc.
These are the advantages. As regards disadvantages the most serious one young people waste their time sitting on the internet for hours. Misuse of information and bad obscene films are available for them.
Theft of personal details like name, address, occupation is being used for criminal purposes. Distribution of unsolicited e-mail or spamming in large numbers that are meaningless, and block the whole system.
Thus it depends on the user as to how the internet is used and for what purposes.