Networking

Transmission Impairments

What are the Types of Transmission Impairments

August 26, 2020

There are various kinds of transmission impairments in-network while transferring data and information through the network    Types of transmission impairments: Attenuation  Attenuation means a loss of energy. The strength of a signal falls off with distance over any transmission medium. For guided media, this reduction in strength or attenuation is generally logarithmic and is […]

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network convergence

What is Network Convergence?

May 30, 2020

Network convergence is known as having multiple communication mediums within a single network. Now here in this image, you can see there is a different kind of modules or tech or communication medium within a single network connection. Before going through the content, I would like to introduce you to the learning platform called Udacity, […]

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Types of Unguided or Wireless Media

Different Types of Unguided or Wireless Media

May 24, 2020

In this very article we will be discussing the different types of unguided or wireless medias for communications. Please comment down if you have any queries. Microwave System Microwave systems transmit high-speed radio signals in a line of sight path between relay stations i.e transmission from one antenna to another usually placed on top of […]

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threats in cybersecurity

What is the Threat in Cyber Security and Its Type?

April 27, 2020

A threat to a computing system is a set of circumstances that has the potential to cause loss or harm. It is a potential violation of security, means that it is a possible danger that might exploit the vulnerability. The attack is an assault on system security that derives from an intelligent threat, i.e. attack […]

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computer security and information security

What is Computer Security and Information Security?

April 25, 2020

Let’s discuss what is Computer Security & Information Security and why they are important. First of all Information security means protecting information and information systems from unauthorized access, use, modification, or destruction. The terms information security, computer security and information assurance are frequently used interchangeably. These fields are interrelated and share the common goals of […]

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Go-Back-N ARQ and Selective Repeat ARQ

Differences between Go-Back-N ARQ and Selective Repeat ARQ

July 21, 2019

The basic difference between go back ARQ and Selective Repeat ARQ Go-Back-N ARQ is a specific instance of the automatic repeat request protocol, in which the sending process continues to send the number of frames specified by a window size even without receiving an acknowledgement packet from the receiver. Selective Repeat ARQ/Selective Reject ARQ is […]

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Advantages and Disadvantages of Computer Networking

What is Protocol, Syntax, Semantics and Timing in Networking?

July 18, 2019

Protocol, Syntax, Semantics and Timing in Networking? Protocol A protocol is a set of rules that govern data, communications. A protocol defines what is communicated how it is communicated, and the key elements of the protocol are Syntax, semantics, and timing.  Syntax The term syntax refers to the structure or format of the data, meaning […]

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bus topology

Advantages and Disadvantages of Bus Topology in Networking

July 18, 2019

Advantages and Disadvantages of Bus Topology in Networking: Simply bus topology is known as linear topology. It consists of a computer that is attached to a common cable called a bus or trunk which is also known as the backbone of the network. Bus topology is one of the simplest network topologies. In this topology, […]

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Advantages and Disadvantages of Computer Networking

Advantages and Disadvantages of Computer Networking

June 23, 2019

Networking is an interconnection between two or more computer (nodes or hosts) etc… There are a lot of advantages and some disadvantage of networking. Advantages of Networking Sharing of Information: The ability to share data and information to users or computer connected to the computer network. i.e you can send email through the network. Sharing of […]

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