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Computer and Communication Networks in ODL
The document discusses the impact of computer and communication networks in education, particularly emphasizing their role in distance education through satellite communication and teleconferencing. It highlights various systems and tools for online learning, such as Learning Management Systems (LMS) like Blackboard and Moodle, while addressing challenges like poor interaction and presentation quality. Overall, it asserts that effective ICT use can enhance the quality of both traditional and distance education.
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Computer and Communication Networks in ODL
- 1. Computer and CommunicationNetworks Sanjaya Mishra, PhD
- 2. The Context Computersand their use in education and distance education Communication and use of satellite Computer networks and Internet
- 3. How computers arebeing used? For teaching For learning For office use and administration Computer assisted learning and computer managed learning Multimedia and CBT Computer media in education
- 4. Computer media indistance education Information processing ( I learn by using computer ) Interaction ( I learn by interacting with the computer ) Communication ( I learn from others )
- 5. Satellite communication Differentfrom terrestrial communication Geosyncrhonous (orbital period around the earth is 24 hours) Teleconference is possible today
- 6. Advantages of teleconferenceReaching remote places Quality of instruction Immediacy of feedback Cost-effective Familiar instruction mode
- 7. Types of teleconferenceAudio-teleconference Video-teleconference (one-way and two-way) Computer conferencing (VSAT based)
- 8. Problems of teleconferencingPoor integration of teleconference to teaching and learning Poor interaction and student attendance Lack of information about teleconference Poor quality of presentations (talking head type) Poor instructional design and technical support Poor organization and reception end More is not good ; more interaction kills
- 9. Computer networks Resourcesharing Promotes communication Information management Types of networks: LAN, WAN and MAN Network of networks or Internet
- 10. Internet services TelnetFTP Email Internet Chat Mailing lists Video conferencing World Wide Web
- 11. World Wide WebInformation delivery Collaboration Teaching and learning Huge information resource Search engines used to find information
- 12. Educational implications ofWWW E-Learning or online learning Interactive distance learning Increasing access Multimedia delivery (rich learning environment) Automated system catering to the needs of large numbers
- 13. How online learning?Self-Designed systems Off-the-shelf systems LMS: Blackboard, Moodle, Atutor
- 14. LMS facilities Contentdelivery in structured manner Discussion forum Mailing lists Blogs Wikis Assessment of different types Whiteboards/ and video conference Student tracking of their progress Low dependence on programmers Provision for multiple media formats, pdf, video and audio
- 15. Summary Today educationis delivered in a networked world; Even in the F2F situation computer and communication networks plays a vital role; In distance education, the use of teleconference and the WWW is increasing; Online learning will revolutionize the L3 scenario; Effective use of ICT will improve the quality of traditional distance education.