What is Internet?
Internet is the most modern system of information technology. You can call the Internet a world-class network of different computer networks. Thousands and millions of computers are connected to each other in this network. Usually the computer is connected to the Internet through a telephone line. But apart from this there are many other tools. In which the computer can connect to the Internet.
The Internet is not under any one company or government, but many servers are connected to it, which belong to different organizations or private companies. Some popular Internet services like gopher, file transfer protocol, World Wide Web are used to get information on the Internet. We can say the Internet as a medium of worldwide advertising. It is the easiest and cheapest way to conduct a global survey about a product. It is a very useful tool for displaying various information like reports, articles, computer etc.
Internet client is based on the server architecture in which your computer or mobile which is using the information present on the internet is called client and where this information is kept secure we are called server, click here to read more about it.
Often we use a web browser to view the information on the Internet, these are client programs and are able to communicate with and display hypertext documents. By using a web browser, you can access various services available on the Internet.
History of Internet
Originally the Internet was used for the US military. During the Cold War, the American military wanted a good, large, reliable communications service. In 1969, a network named ARPANET was created, which was made by connecting four computers, then the progress of the Internet started properly. By 1972, the number of computers connected to it had grown to 37. By 1973 it had expanded to England and Norway. In 1974, Arpanet was used for common people, which became known as Telnet. In 1982, general rules were made for the network, these are called protocols. These protocols were known as TCP/IP (Transmission Control Protocol/Internet Protocol). Arpanet was abolished in 1990 and the Internet remained as a network of networks. At present, millions or crores of computers are connected to each other through the Internet. (VSNL) Videsh Sanchar Nigam Limited provides network services for the Internet in India.
Advantages of Internet
Online Bills
With the help of internet we can easily pay all our bills sitting at home. On internet we can pay all bills of electricity, telephone, DTH, or online shopping in few minutes with the help of credit card or net banking .
Can send and receive information Send and receive information
No matter where you are sitting in any corner of the world, you can send and receive many types of information or information from one place to another in a few seconds. Today, you can make voice calls, voice messages, email, video calls, and send a variety of other files over the Internet.
Online office
There are some big companies that allow their employees to work from home through internet. There are many such companies related to online marketing and communication, whose employees do marketing work through the internet on laptops and mobile phones at their homes.
Online Shopping
Now people do not even need to go to the shop again and again because now you can do online shopping with the help of internet sitting at home and buy goods at cheap prices without any bargaining. With the help of online shopping website, today you can not only buy goods, but if you want, you can also send gifts to your family and relatives.
Business promotion
As we know now the internet has made its place in the house. That is why through the Internet, if you want, you can take your business very far. All the big companies of the world are taking the help of internet to take their business further. All the companies of the world are trying to spread their business through the internet all over the world with the help of online advertising, affiliate marketing and website.
Online job details and application
Now applying for jobs and getting information has also become very easy. Now you can easily know about any job with the help of job portal website sitting at home and can also apply for job by visiting their website .
Freelancing
Freelancers are gradually increasing on the internet who are earning a lot of money through freelancing. Freelancer means making some money by using your skills on the internet. Today people on the internet are earning money sitting at home by creating websites, online surveys, affiliate marketing, blogging, uploading videos on YouTube and many other ways.
Entertainment
In this modern era now intRunet has become a source of entertainment in the house. In free time we can listen to songs, watch movies and television with the help of internet. Also we can chat with our friends online on social media or social networking website.
Disadvantages of Internet
Waste of time
For those who use the Internet to get more information for their office work, the Internet is very beneficial for them, but for those who make it their habit without any meaning, it is nothing but a waste of time. We should use the internet according to the time.
Internet is not free
We should take internet connection only when we need it because almost all internet providing companies charge heavy for internet. If you do not need the Internet much, then you can take a pre-paid Internet service, with the help of which you can recharge and use the Internet whenever you want.
Exploitation and pornography and violent images
The speed of communication on the Internet is very fast. That's why people exploit and take unfair advantage of their enemies or those whom they want to defame by spreading false propaganda on the subject online. Along with this, there are many such websites on the Internet which have obscene things due to which young children are getting wrong education.
Identity theft, hacking, viruses, and cheating
Do you know that about 50-60% of the websites on which you register your account sell or misuse your personal information. Some people can also hack your important information with the help of the Internet. Recently, there was a Ransom ware attack on many computers around the world, in which many people lost crores. It is through the Internet that our computers and mobile phones are prone to viruses, so it is very important to have a good antivirus protection.
Spam emails and advertisements
Many fraudulent companies send false emails by stealing people's personal information and email id from the Internet, from which they cheat them. Reply only to the emails you need. Immediately send or delete the unknown email in the Spam list. Do not buy anything from the link of the email, always go directly to a big shopping website and buy the same.
Internet Addiction & Health Effects
Whether it is an addiction to alcohol or anything else in the world, it is not good for the body. There are many people who do not eat or drink without internet. Internet also has many bad health effects like weight gain, pain in feet and hands, pain and dryness in eyes, carpal tunnel syndrome, mental stress, back pain etc.