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What happens when two computers transmit through a hub simultaneously?

Category: What

Author: Chester Robbins

Published: 2019-03-08

Views: 821

What happens when two computers transmit through a hub simultaneously?

If two computers transmit data at the same time through a hub, a collision occurs. The hub detects the collision and halts both transmissions. The computers then retransmit their data, starting with a random delay. The delay prevents both computers from starting their transmissions at the same time and causing another collision.

What is a hub?

A hub is a central location where people and activity converge. It may be physical, like a city center or transportation hub, or it may be virtual, like an online community. Hubs are often where information and ideas are exchanged, and where people come together to collaborate or socialize.

In a physical sense, hubs are places where people and things come together. This can be a city center where people live, work, and play, or a transportation hub where different modes of transportation intersect. Hubs are often places of exchange, where people can buy and sell goods, or where information is exchanged.

Virtual hubs can take many forms. They may be online communities where people gather to discuss a common interest, or where businesses come together to collaborate. They may also be online marketplaces where people can buy and sell goods and services. Whatever their form, virtual hubs are places where people and activity come together.

What is the difference between a hub and a router?

A hub is a simple device that connects multiple devices or nodes on a network. It allows these devices to communicate with each other and share information. A router is a more sophisticated device that connects different networks and routes information between them. A router is typically used to connect a local network to the internet.

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How does a hub work?

A hub is a hardware device that allows multiple computers to communicate with each other. It is a central connection point for devices in a network. A hub can be used to connect multiple devices, such as computers, printers, and scanners, to each other. A hub can also be used to connect multiple devices to the Internet.

A hub works by sending data from one device to another through the hub. The hub stores the data in a buffer and then forwards the data to the destination device. The hub can also receive data from multiple devices and forward the data to the appropriate destination.

A hub is typically used in a small network or in a home network. Hubs are not as commonly used in large networks because they are not as scalable as other networking devices, such as switches.

What are the benefits of using a hub?

A hub is a device that allows multiple computers to communicate with each other. It is typically used to connect devices that are not close to each other, such as when you connect a printer to a computer in another room. Hubs can also be used to connect several devices together so that they can share information or resources, such as an Internet connection.

There are several benefits of using a hub, including:

1. Increased connectivity: A hub can be used to connect multiple devices together, allowing them to communicate with each other. This can be useful when you want to connect a printer to a computer in another room, or when you want to connect several devices together so that they can share resources.

2. Reduced cabling: A hub can reduce the amount of cabling required to connect devices together. This is because a single cable can be used to connect the hub to the devices, rather than each device needing its own cable.

3. Ease of use: Hubs are typically easy to set up and use. This can be helpful if you are not familiar with networking hardware.

4. Reduced cost: Hubs can be cheaper than other types of networking hardware, such as switches. This can be helpful if you are on a budget.

5. Increased flexibility: Hubs can be used in a wide variety of networking scenarios. This can be helpful if you want to experiment with different network configurations.

How do I connect my computer to a hub?

Most devices that can be connected to the Internet, such as computers, smartphones, and tablets, can be connected to a hub. A hub is a device that connects multiple devices together and allows them to share data. There are many types of hubs, but the most common type is the Ethernet hub.

Ethernet hubs come in a variety of shapes and sizes, but they all have one thing in common: they have multiple Ethernet ports. These ports allow devices to be connected to the hub using an Ethernet cable. When a device is connected to the hub, it can share data with any other device that is also connected to the hub.

To connect a device to a hub, start by finding an Ethernet port on the back of the device. If the device does not have an Ethernet port, it cannot be connected to a hub. Once you have found the Ethernet port, connect an Ethernet cable from the port to an available port on the back of the hub.

Once the cable is connected, the device should be able to connect to the Internet. If the device is not able to connect to the Internet, check the cables to make sure they are securely connected and the hub is powered on.

What are the consequences of two computers transmitting through a hub simultaneously?

There are many consequences of two computers transmitting through a hub simultaneously. One consequence is that the computers will both have to share the same bandwidth. This can lead to slower speeds for both computers. Additionally, it can lead to collisions if both computers try to send data at the same time. This can cause corruption of data and lost packets. Another consequence is that the hub can become overloaded if both computers are transmitting a lot of data simultaneously. This can cause the hub to stop working correctly or even fail entirely. Finally, if both computers are transmitting sensitive data, it is possible for someone to intercept the data as it is being passed through the hub.

What is the best way to avoid collisions when two computers transmit through a hub simultaneously?

One way to avoid collisions when two computers transmit through a hub simultaneously is to use a technique called carrier sense multiple access with collision detection (CSMA/CD). With CSMA/CD, each computer listens to the network before transmitting. If the computer hears another transmission, it waits a random amount of time and then tries again. If the computer does not hear a transmission, it assumes the network is clear and transmits. If two computers transmit at the same time, a collision occurs and both computers stop and wait a random amount of time before starting again.

CSMA/CD is used in Ethernet networks. It is also used in Wi-Fi networks, although the 802.11 standard also includes a variant called closed loop feedback control that helps to reduce the number of collisions.

Another way to avoid collisions is to use a technique called time division multiple access (TDMA). With TDMA, each computer is assigned a time slot in which it can transmit. If a computer tries to transmit outside of its time slot, a collision will occur. TDMA is used in some cellular networks and in some point-to-point wireless links.

A third way to avoid collisions is to use a technique called frequency division multiple access (FDMA). With FDMA, each computer is assigned a different frequency to transmit on. If two computers try to transmit on the same frequency, a collision will occur. FDMA is used in some cellular networks and in some point-to-point wireless links.

In summary, there are three main ways to avoid collisions when two or more computers transmit through a hub simultaneously: CSMA/CD, TDMA, and FDMA.

What happens if two computers transmit through a hub simultaneously and a collision occurs?

When two computers transmit through a hub simultaneously, a collision occurs. This collision can cause data loss and can slow down the speed of the transmission. To avoid this, the two computers must use a technique called carrier sense to listen to the hub before transmitting. If the hub is idle, then the computer can transmit. If the hub is busy, then the computer will wait until the hub is idle before transmitting.

Can I use a hub to connect more than two computers?

A hub is a networking device that allows multiple computers to connect to each other and share information. A hub can be used to connect more than two computers, but the number of computers that can be connected will depend on the type of hub being used. There are two main types of hubs: passive and active. Passive hubs simply connect the computers and do not amplify the signal. Active hubs, on the other hand, amplify the signal and can also provide power to devices like printers. The number of computers that can be connected to a hub will also depend on the speed of the connection. If all of the computers are connected to the hub via a slow connection, then the overall speed will be slow. However, if some of the computers are connected to the hub via a fast connection, then the overall speed will be faster.

Related Questions

What is the function of hubs?

Hubs are designed to connect devices on a network. They usually have a number of ports, which allow different devices to be connected.

What happens when a new device is attached to a hub?

The hub broadcasts a reset message to all other nodes in the system, which instructs the devices on port 3 to reset and start up communications using the default address (0).

What is a hub and do I need one?

A hub is a central element in your home automation system that connects all of your devices together. If you're using Insteon products, you'll need an Insteon hub to control the devices and have them work with each other.

What is a USB hub?

A USB hub is a hardware device that enables multiple devices or connections to be connected to a computer. An example is a USB hub, which allows multiple USB devices to be connected to one computer, even though that computer may only have a few USB connections. Pictured is an example of a USB hub.

How do hubs work?

A hub transmits a packet of data to all of its ports.

What is the function of an Ethernet hub?

An Ethernet hub is a network device that connects different devices together with network cables. In Ethernet networks, hubs were designed to work using twisted pair cables and use RJ45 jack to connect different network devices. Network devices ( Servers, Workstations, Printers, Scanners etc) are attached to the hub by individual network cables.

What are the features of Network Hub device?

-Network Hub devices are multiport repeaters that broadcast data to all the ports where devices are connected. -Following are features of the network hub device: -Hosts are responsible for collision detection and retransmission of packets. -There are three types viz. active hub, passive hub and intelligent hub.

What is a hub and switch?

Hubs and switches are used to connect multiple devices in a network. They have multiple input and output ports that allow the devices to work as a single network segment. This prevents data loss, because if one device goes out of service, the others can continue working without interruption.

What is the function of a hub?

A hub is a network device that helps connected clients share resources, such as bandwidth and connections. H hubs use network protocol analyzers to monitor the traffic on the network so that they can correctly route packets. This minimizes interference and improves performance for all users on the network.

What are the advantages of a hub over a switch?

1. Hubs allow clients to connect to a network so they can share and have conversations. 2. Hubs are known for having very less number of performance impacts on the network. ... 3. Hubs are really inexpensive. 4. Devices supported by hubs tend to be more widespread than devices supported by switches.

What are the pros and cons of using hubs?

The pros of using hubs include their ability to connect multiple devices together and sharing conversations and files. They also have low performance impacts on the network, making them a popular choice for businesses and organizations with large numbers of devices connected. However, like any networking device, hubs can have issues if they are not configured correctly or if there is an unnecessary number of them on the network.

What is a Smart Hub and why do you need one?

A smart home hub is a platform that consolidates all of your smart devices under one roof. This can make it easier to manage and control all of your connected devices. Additionally, a smart hub typically has additional features, like the ability to connect to other networks, such as Wi-Fi or Zigbee. Overall, a smart hub is a great way to centralize your smart home’s automation and make everything more manageable.

What is the function of a network hub?

A network hub is a device that allows several devices to be connected to the network. Devices are connected to the hub through ports, and data is sent from one port to all other ports without checking for the destination device.

What are the important applications of a hub?

A hub is used to create small home networks, network monitoring, and as a device that is available thought out of the network.

What is a hub and switch?

A hub is a network device that connects multiple input ports to one or more output ports. Switches are similar, but additionally connect groupings of input ports to groupings of output ports. Hubs and switches can be found in computer networks, home networking, and industrial networking applications.

How do the ports of the hub work?

The ports of the hub work by receiving and passing data without checking for the destination device.

What are the advantages and disadvantages of switch over hub?

The advantages of switches over hubs include: -Switches provide security and identification of connected devices, which hub networks do not. -Switches are more efficient because they transmit messages out of only the ports that need to be sent, rather than through every port on the hub.

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