信息與通信工程專(zhuān)業(yè)介紹(英文版)(1)(編輯修改稿)
2025-01-18 12:26 本頁(yè)面
【文章內(nèi)容簡(jiǎn)介】 termined to be successful when the meaning of the message understood by the recipient matches the meaning intended by the sender. ? The external factors affecting munication are related to the plexity of the work and the number of devices a message must pass through on its route to its final destination. Ensure Quality of Communications ? Internal factors that interfere with work munication are related to the nature of the message itself. ? Both the internal and external factors that affect the receipt of a message must be anticipated and controlled for work munications to be successful. New innovations in work hardware and software are being implemented to ensure the quality and reliability of work munications. Communication over Networks ? Being able to reliably municate to anyone, anywhere, is being increasingly important to our personal and business lives. In order to support the immediate delivery of the millions of messages being exchanged between people all over the world, we rely on a web of interconnected works. These data or information works vary in size and capabilities, but all works have four basic elements in mon: ? Rules or agreements to govern how the messages are sent, directed, received and interpreted ? The messages or units of information that travel from one device to another ? A means of interconnecting these devices a medium that can transport the messages from one device to another ? Devices on the work that exchange messages with each other The Elements of a Network ? The diagram shows elements of a typical work, including devices, media, and services, tied together by rules, that work together to send messages. The Elements of a Network： devices The Elements of a Network： devices ? Switch the most mon device for interconnecting local area works ? Firewall provides security to works ? Router helps direct messages as they travel across a work ? Wireless Router a specific type of router often
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