Notes and Study material for Exams
Cyber security is a process, technique or procedure to ensure information security goals. Aim of Information Security is to provide CIA i.e. Confidentiality of information Integrity of information Availability of information These 3 parameters (CIA) are called security goals/security Services. The other security objectives also include such other parameters as authenticity, authorisation, accounting and … Read more
Classifications, generations, applications and limitations of digital computers Computer Classification: By Size and Power Computers differ based on their data processing abilities. They are classified according to purpose, data handling and functionality. According to functionality, computers are classified as: Analog Computer: A computer that represents numbers by some continuously variable physical quantity, whose variations mimic the properties of some … Read more
Education and Educational INFRASTRUCTURE-of-chhattisgarh/”>Infrastructure of Chhattisgarh School Education in Chhattisgarh is handled mainly by two departments namely the Department of Education and the Department of Tribal Welfare. The Department of School Education works with the State Council for Education Research and Training (SCERT) that is responsible for the development of curricula and also the development … Read more
Digital India Digital India is a flagship programme of the Government of India with a vision to transform India into a digitally empowered Society and knowledge economy. This programme has been envisaged by Department of Electronics and Information Technology (DeitY) and will impact ministry of communications & IT, ministry of rural development, ministry of Human … Read more
Use of I.T. in various Services An important application of information technology is video on demand. It is very common now a days. The cable tv operator provides services to watch any video clipping, movie or any favourite tv program. The channel is established from the computer at home and the cable operator. … Read more
Telecommunication Telecommunications, also known as telecom, is the exchange of information over significant distances by electronic means and refers to all types of voice, data and video transmission. This is a broad term that includes a wide range of information transmitting technologies such as telephones (wired and wireless), microwave communications, fiber optics, satellites, … Read more
Professor Freeman J. Dyson, of Institute of Advanced Studies, Princeton, in his book “Infinite in all Directions,” had this to say about Technology: “Technology is a gift of God. After the gift of Life, it is perhaps the greatest of God’s gifts. It is the mother of civilization, of Arts and of Sciences. Technology … Read more
Information and Communication technology We are in a digital era. It is difficult to think of any event in our daily life that is not using Information and Communication Technology. Our schools and classrooms are no exceptions. This course is meant for introducing you with these technologies with the intension that you meaningfully integrate technology … Read more