Computer Network Tutorial

Introduction of Computer Network Types of Computer Network Network Topology Computer Networking Architecture Transmission Modes (Data Flow) Basic Networking Devices Integrate Services Digital Network (ISDN)


OSI Model TCP/IP Model

Physical Layer

Digital Transmission Analog Transmission Transmission Media Switching

Data Link Layer

Error detection and Error correction Data Link Control Multiple Access Aloha

Network Layer

Network Layer - Logical Address Address Mapping Unicast Routing Protocol

Transport Layer

Process to Process Delivery User Datagram Protocol Transmission Control Protocol Stream Control Transmission Protocol Session Layer and Presentation Layer

Application Layer

Domain Name System Application Protocol E-mail Cryptography


Classes of Routing Protocols Classification of Routing Algorithms Controlled Access Protocols in Computer Networks Differences between IPv4 and IPv6 Fixed and Flooding Routing Algorithms Advantages and Disadvantages of Fibre Optics Cable APIPA Difference between Active and Passive FTP Fiber Optics and its Types Method of Joining and Fusion of Fiber Optic Cable Define Framing in Computer Network Disadvantages of Computer Network Mesh Topology Diagram in Computer Network Ring Topology in Computer Network Star Topology in Computer Networks 4G Mobile Communication Technology Advantages and Disadvantages of LAN Advantages and Disadvantages of MAN Advantages and Disadvantages of WAN Application Layer in OSI Model Cyclic Redundancy Check Example Data link layer in OSI model Difference between Transport and Network Layer Hamming Code Example Network Layer in OSI Model Session Layer in OSI Model Transport Layer in OSI Model Two Port Network in Computer Networks Uses of Computer Networks What is Computer Network What is Framing in a Computer Network Advantages and Disadvantages of Bus Topology Difference between Star Topology and Bus Topology Subnetting in Computer Network Subnetting Questions and Answers What is Bus Topology What is Network Topology and Types in Computer Networks Access Control in Networking Basic Characteristics of Computer Network Benefits of SOCKS5 Proxy in Computer Networks Computer Network viva Questions Difference between BOOTP and RARP Difference Between Network Topologies and Network Protocols Difference between NFC and RFID Difference Between Point-to-Point Link and star Topology Network Differences Between MSS and MTU Differences Between Trunk Port and Access Port Different Modes of Communication in Computer Networks MIME Protocol in Computer Networks Modes of Communication in Computer Networks Network Attack in Computer Network Port Address in Networking Simplest Protocol in Computer Network Sliding Window Protocol in Computer Network Stop And Wait Protocol in Computer Networks TCP 3-Way Handshake Process in Computer Networks What is a Proxy Server What is APPN What is ICMP Protocol What is Point-to-Point Protocol What is Port Address in Networking What is the HDLC Protocol What is VRRP Protocol Difference Between Analog and Digital Signals Difference Between Hub and Repeater Difference between Repeater and Switch Difference Between Transparent Bridge and Source Routing Bridge Source Routing Bridge in Computer Networks Transparent Bridge in Computer Networks Transport Protocol in Computer Networks Types of CSMA in Computer Networks What is Wired and Wireless Networking Network Security in Computer Network Disadvantages of Extranet Difference Between TELNET and FTP Define Protocol in Computer Networks Guided Transmission Media in Computer Network What is a Gateway in a Computer Network IGMP in Computer Networks LAN Protocols in Computer Networks MAN Meaning in Computer Modulation Techniques in Computer Networks Switching in DCN TCP/IP Applications What is IGMP? What is Modem in Networking What is Non-Persistent CSMA Difference between Cell Splitting and Cell Sectoring Forouzen Computer Network Open Loop and Closed Loop Congestion Control Types of Cluster Computing WAP-Wireless Access Point What are the elements of the Transport Protocol Difference between Gateway and Switch Flow Control in Data Link Layer Body Area Network Flooding in Computer Network Token Ring in Computer Networks VoIP in Computer Networks What is Infrared Transmission Congestion Control Techniques Forward Error Correction (FEC) Switching Techniques What is Telnet in Computer Network What are the Types of IPv4 Addresses IEEE 802.6 (DQDB) IEEE 802.15.4 Technology What is HDLC (High-level Data Link Control)? What is SMS Hubbing in Telecom? Circuit Switching in Computer Networks Communication Satellites in Computer Networks Features of HTTP Protocol IMAP4 (Internet Message Access Protocol) Internet Services How to Set up a Wireless Router Internetwork Routing in Computer Networks Distributed Computing System Features of GSM The 802.11 MAC Sublayer Protocol What is IEEE 802.3? What are Hubs and Switches in Computer Networks? What is Modem in a Computer Network? What is multicasting in Computer Networks? GSM -The Mobile Station What is Network Server? Slotted Aloha in Computer Network What is Ethernet in Computer Networks What is Arpanet?

Advantages and Disadvantages of Bus Topology

A bus topology is a network configuration in which all devices are connected to a single central cable, called the bus or backbone. Data is transmitted along the bus in both directions and all devices on the network can receive the data, but only the device for which the data is intended can process it. This type of topology is relatively simple and inexpensive, but can be less reliable than other types of network topologies because if the central cable fails, the entire network goes down. In this article, we will discuss about the Advantages and disadvantages of Bus topology.


  1. Simple and easy to install: Bus topology is simple and easy-to-understand to design. It consists of a single main cable, called a bus, to which all nodes, such as computers and servers, are connected. This design makes it easy to install, as all that is required is to connect each node to the bus.
  2. Low cost: Bus topology is a cost-effective solution because it uses less cable and fewer nodes than other topologies. Since all nodes share the same cable, there is no need to run individual cables between each node. Additionally, only a single cable is required to connect all nodes, which reduces the cost of materials.
  3. Easy to extend: Bus topology networks can be easily extended by adding additional nodes to the bus. This can be done without disrupting the existing network, making it a convenient option for growing networks.
  4. Suitable for small networks: Bus topology is well-suited for small networks with a limited number of nodes. It is a simple easy to set up and manage, making it an ideal option for small networks.
  5. Compatible with different types of networks: Bus topology can be used in both local area networks (LANs) and wide area networks (WANs). It can be used to connect computers and servers in a small office or to connect multiple buildings in a campus environment.
  6. Easy to troubleshoot: Because all nodes are connected to the same cable, it is easy to identify and fix problems on the network. If a problem occurs, it is typically easy to trace the problem to a specific node on the bus.
  7. Can be used with different types of transmission media: Bus topology can be used with various types of transmission media, including twisted-pair, coaxial, and fiber-optic cable. This makes it a versatile option that can be used in a variety of environments and with different types of equipment.


  1. Limited cable length: Bus topology networks are limited by the maximum cable length, which is typically around 185 meters (607 feet) for coaxial cable and around 100 meters (328 feet) for twisted-pair cable. This limits the number of nodes that can be connected to the network and can make it difficult to expand the network.
  2. Single point of failure: The bus cable acts as a single point of failure in a bus topology network. If the bus cable is damaged or fails, the entire network will go down. This can be a significant problem in mission-critical environments where network uptime is essential.
  3. Limited bandwidth: Bus topology networks have limited bandwidth, which can be a problem in networks with a high number of nodes or with nodes that require a lot of bandwidth. As more nodes are added to the network, the available bandwidth will decrease.
  4. Collision domain: In a bus topology network, all nodes share the same cable and are in the same collision domain. This means that if two nodes transmit data at the same time, a collision will occur and both transmissions will be lost. This can lead to reduced network performance and can make it difficult to troubleshoot problems on the network.
  5. Not suitable for large networks: Bus topology is not well-suited for large networks with a high number of nodes. As the number of nodes increases, the available bandwidth will decrease and the risk of collisions will increase, which can lead to reduced network performance.
  6. Not Scalable: As the number of devices connected to the network increases, the bus topology becomes less and less scalable. This can lead to issues with network performance and make it difficult to manage the network.
  7. Not a robust solution: Bus topology is not a robust solution as it completely depend on single central table and if it gets fail, entire system will go down. This can be a significant problem in mission-critical environments where network uptime is essential.

In conclusion, bus topology has its own advantages and disadvantages. The bus topology is easy to install and manage, making it a cost-effective solution. It is also easy to extend and suitable for small networks. However, bus topology has several disadvantages that should be considered before deploying it. The maximum cable length is limited, and a single point of failure can cause the entire network to go down. The network also has limited bandwidth, which can be a problem in networks with a high number of nodes or with nodes that require a lot of bandwidth. Additionally, it is not suitable for large networks and is not a robust solution for mission-critical environments.