Category Archives: Computer Networks

Client and servers in computer networks

Last updated on November 12th, 2018Client/Server network: A network within which one centralized, powerful computer (called the server) may be a hub to that several less powerful personal computers or workstations (called clients) are connected. The clients run programs and access information that is saved on the server. The clients and … Continue reading

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OSI models in computer networks

Last updated on November 13th, 2018What is the OSI model? OSI model means Open System Interconnection is a reference model that shows how applications communicate over a network. A reference model is a conceptual model that characterizes and standardizes the communication functions … Continue reading

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Difference between public network, private network & value added network

Last updated on November 12th, 2018What is a Private network? A private network is any affiliation among network whereby restrictions are established to market a secure atmosphere. This sort of network may be organized in such the simplest way that devices outside the network cannot access it. Solely a particular set of devices will access this sort of network betting on the settings encoded within the network routers … Continue reading

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Why we need computer networks?

Last updated on November 12th, 2018What is a computer network? A network could be a cluster of computer systems and different computing hardware devices that are coupled along through communication channels to facilitate communication and resource-sharing among a good vary of users. Networks are usually classified based on their characteristics. In computer networks, the data is exchanged with … Continue reading

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Distributed Data Processing (DDP) in computer networks

Last updated on November 12th, 2018What is Distributed Data Processing (DDP)? Distributed Data Processing (DDP) is a computer-networking method in which several numbers of computers share data processing capabilities across various location. Computers that embrace the Distributed Data Processing network … Continue reading

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Multiplexing in computer networks

Last updated on November 12th, 2018Multiplexing in Computer Networks  Multiplexing is used to combine multiple signals like analog or digital for transmission of information over a single line or media. At the receiving end, the receiver recovers the separate signals, … Continue reading

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How to understand communication channels in computer networks?

Last updated on November 12th, 2018What is Communication Channel? A medium through which information is transmitted from one place to another is called as Communication channel. Some communication channels in computer networks are fiber optical cable, coaxial cable, microwave, satellite … Continue reading

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How To Communicate Over TCP/IP Protocol?

Last updated on November 13th, 2018Network Protocols A protocol is a set of rules that govern data communication. A protocol defines what is communicated, how it is communicated and when it is communicated. The key elements of a protocol are … Continue reading

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How to understand network topology?

Last updated on November 13th, 2018Network Topology The graphical arrangement of computer systems, or nodes to form a computer network, is called the network topology. A network topology can be one of two types: physical topology and logical topology. Physical … Continue reading

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