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The dots represent the nodes in the various topologies, and the lines represent the communication links. Network topologies include the following types:
In addition, many offices only have one printer or a few printers that are shared by everyone. Without a network, the IT department would have to connect every single computer to the printer, which is difficult to implement from a technical standpoint.
Access Control: Mechanisms that restrict access to network resources based on user identity and role.
Definition: Network A network is a group of two or more computers or other electronic devices that are interconnected for the purpose of exchanging data and sharing resources.
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It's measured in terms of bandwidth, which is quantified by the theoretical maximum number of bits per second that can pass through a network device.
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Computer network play a important role in modern life. Here are some key benefits of computer networks:
Network addresses In addition, it is necessary to ensure that the transmitter and receiver can be correctly identified. Network addresses are used for this purpose. In computer networks, each computer typically has an IP address, similar to a telephone number, that uniquely identifies the computer.
Flexibility. Today's computer networks enable people to use flexible communication and resource-sharing methods based on their needs and preferences. For example, 男同网 some people might use email or instant messaging to communicate, while others might prefer using an app such as WhatsApp.
FTP: Protocolo do transferência por arquivos qual permite o envio e recebimento do arquivos entre dispositivos.
Computer networks first developed in 1950 for military and defense purpose. At that time they are mainly used to send data through telephone lines and had limited use in business or science.
A computer network can be as small as two laptops connected through an Ethernet cable or as complex as the internet, which is a global system of computer networks.