What are the applications of computer network
This article mainly explains "what are the applications of computer network". Interested friends may wish to have a look at it. The method introduced in this paper is simple, fast and practical. Next, let the editor take you to learn "what are the applications of computer networks?"
Five aspects of computer network applications: 1, e-mail, a kind of electronic means to provide information exchange of communication; 2, network telephone, also known as VOIP telephone. Is to directly call each other's landline and mobile phone through the Internet; 3, online training; 4, online shopping; 5, online inquiry.
The operating environment of this tutorial: windows10 system, Dell G3 computer.
The application of computer network in five aspects:
E-mail is a way of communication that provides information exchange by electronic means, and it is the most widely used service on the Internet. Through the network's e-mail system, users can contact Internet users anywhere in the world at a very low price (no matter where they are sent) and in a very fast way (they can be sent to any designated destination in the world in a few seconds).
E-mail can be in many forms, such as text, image, sound and so on. At the same time, users can get a large number of free news, special e-mails, and easily achieve easy information search. The existence of e-mail greatly facilitates the communication between people and promotes the development of society.
Internet telephony
Internet phone, also known as VOIP phone, is to directly dial each other's landline and mobile phone through the Internet, including domestic and international long-distance calls, and the tariff is 10% to 20% of the traditional telephone fee. Macroscopically, it can be divided into soft phone and hardware phone. The software phone is to download the software on the computer, then buy the network phone card, and then make a call with the other party (fixed line or mobile phone) through the headset; the hardware phone is more suitable for companies, phone bars, etc., first of all, you need a voice gateway. one side of the gateway is connected to the router, the other side is connected to the ordinary phone, and then the ordinary phone can be called out freely through the network.
Online training
Online training is also known as e-Learning, online training, online college, online education and online learning. Xiao Gang defines E-Learning as a method of content dissemination and rapid learning through the application of information technology and Internet technology.
E-Learning 's "E" stands for electronic learning, efficient learning, exploratory learning, experiential learning, extended learning, extended learning, easy-to-use learning, and enhanced learning.
Online Shopping
Online shopping is to retrieve commodity information through the Internet, send a purchase request through an electronic purchase order, and then fill in a private checking account or credit card number, and the manufacturer delivers the goods by mail order or door-to-door delivery through a courier company. For online shopping in China, the general method of payment is payment to delivery (direct bank transfer, online remittance) and guaranteed transaction is cash on delivery and so on.
On-line inquiry
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