What is Internet ?

What is Internet? The Internet is a communication system that has brought a wealth of information to our fingertips and organized it for our use. The Internet is a structured, organized system. History of the Internet:- An internet (note the lowercase letter i) is two or more networks that can communicate with each other. In… Continue reading What is Internet ?

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Topology and its Types in Networking

Physical Topology : It refers to the way in which a network is laid out physically or physical representation of the computer network is known as topology in networking. 1.Mesh Topology:- Every device has a dedicated point-to-point link to every other device. In mesh topology, we need (n*(n -1)) /2 duplex-mode links. Advantages : Dedicated… Continue reading Topology and its Types in Networking

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What are the Components of Data Communication?

a. Components Of Data Communication. Message : The message is the information (data) to be communicated. e.g text, numbers, pictures, audio, and video. Sender : The sender is the device that sends the data message. e.g computer, workstation, telephone handset, video camera, and so on. Receiver : The receiver is the device that receives the… Continue reading What are the Components of Data Communication?

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Instruction Cycle

What is the instruction cycle:- It is defined as a set of sub-cycles states of phases used to execute each and every instruction of a program. The instruction cycle in computer architecture consists of 4 sub-cycle such as  Fetch Execute Interrupt Indirect The instruction cycle in computer architecture is graphically shown as follows Fetch: –… Continue reading Instruction Cycle

Data Communication and Computer Network (DCCN)

Data:- In data communication, Data is the information that will be used to communicate agreed between the source and destination computing device. Types of Data:- Text Data:-Contains single or multiple line text. Audio Data:- Contains audio file. Multimedia:- Contains video file. Communication:- In data communication the message will transfer from source to destination through the… Continue reading Data Communication and Computer Network (DCCN)

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