Which of following is not true about the difference between LAN and WAN

A LAN, abbreviated from Local Area Network, is a network that covers a small geographical area such as homes, offices, and groups of buildings.

Whereas a WAN, abbreviated from Wide Area Network, is a network that covers larger geographical areas that can span the globe.

An example of a widely used WAN is the Internet, which is a collection of tens of thousands of networks that connects tens of billions of devices.

Local Area Networks predominantly use Ethernet technology, which is a group of networking technologies that dictates how data is transmitted over the physical media, with the most common media being CAT# cabling.

Local Area Networks can use both Layer 1 and Layer 2 devices; Layer 1 devices include HUB’s and repeaters and the Layer 2 devices that can be used are switches and bridge devices. While LAN’s use Layer 1 and Layer 2 devices, WAN’s operate using Layer 3 devices such as multi-layer switches and routers.

Which of following is not true about the difference between LAN and WAN
LANs operate over a much smaller geographical area than WANs

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LAN’s are typically cheaper than WAN’s to both implement and maintain as the equipment required for Local Area Networks is less expensive, however, you can be more cost-efficient when setting up a WAN if you were to use VPN’s.

A LAN that is implemented well can bring multiple benefits to an organization such as high fault tolerance, scalability, security as well as fast and reliable speeds.

Local Area Networks have higher bandwidth than Wide Area Networks, as well as being able to transmit data at much faster speeds.

This is mainly due to the distance the data needs to travel as well as restrictions in place, such as an ISP’s speed restrictions over leased lines. That’s why many businesses use high-speed internet service providers.

Another important factor that determines how fast data can be transmitted over the network is dependent on hardware and cable quality, in addition to the data transferability of these also having an effect.

Local Area Networks are more secure than Wide Area Networks due to how WANs transmit the data and how far the data would need to travel.

A WAN is usually not owned and maintained by a single organization/entity like LANs are, therefore you have much less control over the network.

However, you are able to better secure your data over WANs using security features such as VPNs and IPsec.

LANs are typically safer networks than WANs.

This is due to how they operate, with LANs operating in a smaller area with the ability to monitor and restrict devices’ access to the network.

Furthermore, due to LANs covering a much smaller geographical location than WAN’s it also means there is less chance of someone attempting to cause harm to the network or gain unauthorized access.

An obvious advantage that WAN has over LAN is the size of the area that it is able to cover.

Wireless Area Networks are able to cover huge areas such as Cities, Countries, and Continents due to them being made up of many networks.

Whereas LAN’s mainly use Ethernet Cat # cabling, WAN’s, which are also able to send data over Ethernet, can send data over many other types of media from one location to another.

An example of these other media is public infrastructure, such as phone lines and cable lines.

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A computer network is undoubtedly the backbone of most of the organizations in this technological era. LAN and WAN are the two most popular types of computer networks. However, there are a few differences. In this article, we are discussing the major differences between LAN and WAN. Let's first understand both with the definitions:

LAN (Local Area Network)

A LAN is a group of computers and other network devices attached within a limited area like a house, a building, an office, an entire campus, etc. It is a widely used network of devices and can be set up in a limited geographical area without investing a huge cost like other networks. In most cases, LAN is used to form a network to share resources like printers, scanners, or files like audio, video, movies, software, games, etc. The simplest kind of LAN example is a connection formed between a computer and a printer within a house. Typically, it is a medium that helps transfer data across devices in a limited range area.

Advantages:

Few advantages of using a LAN are listed below:

  • Data can be transferred from one device to another networked device without any issue.
  • Data can be stored centrally in a single storage disk of the server computer. It will be a lot easier to secure the data in a single disk than all the separate disks. This also helps in data management.
  • LANs allow administrators to share a single internet connection across all the other connected devices.
  • Instead of purchasing any paid software for each system, users from different systems can use the same software from the server's main computer over the network.

Computer peripherals like hard-disk, Optical Disk Drive, and printer can share local area networks that will reduce the hardware purchases' overall costs. Using LAN, multiple computers can use the same printer or other connected devices.

Which of following is not true about the difference between LAN and WAN

WAN (Wide Area Network)

WAN is an essential computer network that extends over a large geographical area. It can cover distances between states or countries. WAN is comparatively much larger than LAN or MAN (Metropolitan Area Network) and relatively more expensive. Because of its cost and complex setup, WANs are not usually owned by one organization. Wide area networks are established using several LANs attached by telephone lines or radio waves. Typically, these types of networks are organized using high-end telecommunication circuits. The Internet, a kind of public network, is an example of the largest wide area network.

Advantages:

Few advantages of using a WAN are listed below:

  • WAN enables users to establish a connection over a large geographical area. This is helpful for the organizations having offices at a large distance. They can communicate with other offices easily.
  • The data is organized in a centralized manner. It helps users to access or manage the data easily. This is helpful when using emails, files, or backup servers. Users don't have to pay for these resources for each office or branch separately.
  • WAN allows users to communicate over the instant messaging system. Applications like Whatsapp, Telegram, and Skype, have made it easier for people to connect with their friends or family.
  • Using WAN, companies work on the live server. Thus, the developers and programmers have instant access to the updated files within seconds. This helps in increasing productivity.
  • Due to a public network, people can organize their business over the Internet globally.
Which of following is not true about the difference between LAN and WAN

Key Differences between LAN and WAN

Few key differences between LAN and WAN are listed below:

  • LAN is a computer network established within a small geographic area, such as a house, office or buildings. WAN, on the other side, is a computer network that covers a broad geographical area.
  • LANs allow users to transfer the data faster, whereas WANs have a comparatively slower data transfer rate.
  • LAN has a higher speed, whereas WAN has a slower speed.
  • Designing, setup and maintenance in LANs are relatively easy while designing, setup, maintenance is difficult in WANs.
  • Fault tolerance is high in LANs, whereas WANs have less fault tolerance.

Major Differences between LAN and WAN

The other major differences between a local area network and a wide area network can be explained in a tabulated form, as below:

AttributesLANWAN
Complete Form The complete form of LAN is 'Local Area Network'. The complete form of WAN is the 'Wide Area Network'.
Definition LAN is a group of devices connected in a small geographic area, such as houses, offices, or buildings. WAN is an arrangement of several devices attached over a network covering a broad area. A network having communication links crossing the regional, metropolitan, or national boundaries over a large distance is an example of WAN.
Geographical Area LAN covers a small geographical area, and it does not require any leased telecommunication lines. WAN covers a large distance geographical area that usually crosses regional or metropolitan boundaries and requires leased telecommunication lines.
Speed LAN provides a comparatively higher speed. WAN has a slower speed as compared to LAN.
Data Transfer Rate LAN provides a high data transfer rate than WAN. It can reach up to 1000 Mbps. WAN provides a relatively slower data transfer rate. It can reach up to 150mbps.
Propagation Delay In LANs, the propagation delay is short. In WANs, the propagation delay is comparatively long.
Ownership LAN is owned, managed, and used by an individual or an organization. Therefore, it is a private network. WAN can be either private or public. The Internet is the best example of public WAN.
Congestion LAN has low congestion than WAN. WAN has relatively higher congestion as compared to LAN.
Fault Tolerance LAN has higher fault tolerance. WAN has a lower fault tolerance as compared to LAN.
Technologies LANs tend to use some particular connectivity technologies, mainly Ethernet and Token Ring. WANs tend to use Frame Relay, MPLS, and ATM along with X.25 for connectivity over larger distances.
Connection LANs can be attached over any distance using telephone lines and radio waves. Typically, co-axial or UTP cable is used as the transmission medium. In WAN, the devices are connected through public networks, such as the telephone system. They can also be connected via leased lined or satellites.
Components The main components of LAN include Layer 1 devices (e.g., hubs, repeaters) and Layer 2 devices (e.g., switches, bridges). The main components of WAN include Layer 3 devices (e.g., Routers, Multi-layer switches) and technology-specific devices (e.g., AM, Frame-relay switches).
Bandwidth LAN offers high bandwidth for the transmission. WAN offers low bandwidth for the transmission.
Maintenance Designing and maintenance of LANs are easy. Designing and maintenance of WAN are complex.
Core Principle It works on the principle of broadcasting. It operates on the principle of point-to-point.
Cost Since LAN covers a small area, it can be set up very cheaply. The setup for WAN is high because of its wider geographical area.
Scalability If there is a requirement to connect more devices in a LAN, it can be easily done. It will not cost much. When it comes to WAN, the setup of additional devices will cost high because networks in remote areas must be connected. Besides, WANs using public networks are easy to set up and are not expensive.

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What is the difference between a LAN and a WAN?

A LAN, abbreviated from Local Area Network, is a network that covers a small geographical area such as homes, offices, and groups of buildings. Whereas a WAN, abbreviated from Wide Area Network, is a network that covers larger geographical areas that can span the globe.

What is the basic difference between LAN and WAN Mcq?

LAN, which stands for local area network, and WAN, which stands for wide area network, are two types of networks that allow for interconnectivity between computers. As the naming conventions suggest, LANs are for smaller, more localized networking — in a home, business, school, etc.

Which of the following statements is not true about LAN?

1 Answer. (d) LANs are not public network and hence data can be shared among the computers of the organisation owning that LAN cannot share data across the world.

What are the differences between LAN MAN and WAN?

LAN is a network that usually connects a small group of computers in a given geographical area. MAN is a comparatively wider network that covers large regions- like towns, cities, etc. The WAN network spans to an even larger locality. It has the capacity to connect various countries together.