Computer Networks

Unit-II : Computer Networks (CBSE Class XII)

CHAPTER-8 COMPUTER NETWORKS 8.1 Evolution of Networking: 8.1.1 Introduction to Computer Networks: Network: – To connect the more than one devices via a medium, is called network. Why do we need network? 1.     Fast and Secure Communication 2.     Resource sharing 3.     Reduce Cost 8.1.2 Evolution of Network: ARPANET: The Advanced Research Projects Agency Network (ARPANET) was an early packet switching…

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Green Skills

Green Skills Notes (CBSE Class X IT-402)

Session 1: Sustainable Development What is Sustainable Development? Sustainable development is the development that satisfies the needs of the present without compromising the capacity of future generations, guaranteeing the balance between economic growth, care for the environment and social well-being. Economics Importance of Sustainable Development? Sustainable development is defined as ‘development that meets the needs…

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basic ict skills

Basic ICT Skills Class 10 Notes (CBSE Class X – IT-402)

Session 1: Basic Computer Operations What is ICT? ICT stands for Information and Communication Technology. ICT refers to all the methods, tools, concepts related to storing, recording and sending digital information. Computer Hardware Computer Hardware and Software A computer system consists of two main parts — the hardware and the software. The physical parts that we…

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Communication Skills

Communication Skills Class 10 Notes

Method of Communication What Is Communication Communication is a term derived from the Latin term “commūnicāre,” which means “to share.” It is a process whereby information can be exchanged between two or more individuals. Definition: Communication is defined as the process by which information, knowledge, emotions, or thoughts are conveyed by speaking, writing, or physical gestures….

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xii-result

CBSE Class XII Results Leave Students Disheartened

Every year, the announcement of the results of the CBSE Class XII examinations plays an extremely pivotal role in the life of lakhs of students in India. While some feel jubilant about having performed well academically and securing admission to reputed universities, there are many who are dejected, stressed, and demoralized after receiving the results….

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neet-ug

NEET-UG 2026: NTA Reiterates Commitment Towards Conducting ‘Fair, Transparent, And Credible’ Exam In The Wake Of SOG Investigation By Rajasthan

In the wake of the investigation carried out by the Rajasthan Special Operations Group (SOG), the National Testing Agency (NTA) has reaffirmed its commitment to conduct fair, transparent, and credible exams. This comes amidst an environment where issues related to exams remain a hot topic of discussion among students, parents, and educationists. NEET-UG, considered as…

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