Darko Grabar Accessible e-learning in the cloud
- 1. Accessible e-learning in the Cloud The Spatial Extent of Knowledge – World-Wide-Learning Darko Grabar, University of Zagreb, Faculty of Organization and Informatics Technucation – ICT in Science in Society Activities, Porto, 2012
- 2. Outline • Background info About me Why this topic • e-Learning today • What is “The Cloud?” • E-learning and the cloud Case study Advantages of the “e-Learning Cloud” Problems • Practical examples
- 3. Background info: About me • Darko Grabar Working at University of Zagreb, Faculty of Organization and Informatics Head of Software Development Center and E-learning Support Center Softer developer with strong relation to Open source and e-learning Involved in e-learning projects since 2005 Participated in development of several e-learning strategies at institutional and country wide level Part of several Croatian working bodies that deals with Open Source / Open Access and e-learning
- 4. Background info: Why this topic • This is what I do Trying to be one step ahead of teachers by predicting future usage of ICT in learning • E-learning is at its turn point New Web 2.0 technologies LMS crisis Bigger gap between rich and poor • Cloud technologies are ready To be used by masses To provide cheep, reliable and powerful services
- 5. E-learning today E-learning is a process of education (learning and teaching process) conducted using the Information and Communication Technology which improves the quality of the process itself and the quality of its result
- 6. E-learning today Web today
- 7. E-learning today E-learning today
- 8. E-learning today Future of e-learning LMS External tools ePortfolios and Apps External content
- 9. E-learning today Why the future is not here? What are the problems? Software is available Hardware can support it Network is ready There are people that know how to use new technologies Students/children are demanding it
- 10. E-learning today Resources! Ifthere would be enough resources: • Schools would hire more teachers • They would have experts in ICT and e-learning • They would have appropriate ICT equipment • Teachers would have time to produce quality e-learning materials • ICT staff would have time to provide top-of the line environment for e-learning • Students/pupils would be able to use it • And the list goes on…
- 11. E-learning today
- 12. E-learning today • So what’s wrong with e-learning today? Outdated technology Closed systems Slow innovation Lack of resources Money ICT resources People Available only to “privileged”
- 13. What is “The Cloud?”
- 14. What is “The Cloud?” E-learning professional End user ICT support
- 15. What is “The Cloud?” Cloud computing is the use of computing resources (hardware and software) that are delivered as a service over a network (typically the Internet) Cloud computing entrusts remote services with a user's data, software and computation Wikipedia
- 16. What is “The Cloud?” It is “a mechanism for delivering scalable business services that execute on a decentralized computing fabric composed of commodity software and hardware”
- 17. What is “The Cloud?” It is a “pay-per-use model for enabling available, convenient, on-demand network access to a shared pool of configurable computing resources ”
- 18. What is “The Cloud?” Not a new idea
- 19. What is “The Cloud?” Relies on Virtualization
- 20. What is “The Cloud?”
- 21. What is “The Cloud?” • Infrastructure as a service (IaaS) • Software as a service (SaaS) • Platform as a service (PaaS) • Storage as a service (STaaS) • Desktop virtualization • Data as a service (DaaS) • Database as a service (DBaaS) • Test environment as a service (TEaaS) • API as a service (APIaaS) • Security as a service (SECaaS) • Backend as a service (BaaS)
- 22. What is “The Cloud?” Analogy How many of you build your house?
- 23. What is “The Cloud?” Analogy Are you renting/owning apartment?
- 24. What is “The Cloud?” Advantages Cost Effective Unlimited resources Speed & Scales Fast innovation Backup and Recovery Automatic software integration Easy Access
- 25. What is “The Cloud?” Disadvantages Change in thinking Security in the Cloud Technical Issues Inflexibility Cost
- 26. What is “The Cloud?” Is it only for large Corporations?
- 27. E-learning and the cloud How to make e-learning accessible and affordable
- 28. E-learning and the cloud Case: teaching ICT Goal: To provide advanced education in the field of ICT (programming and multimedia) to students in schools in the form of blended e- learning course. We want to teach two courses Big Data Processing 3D Modeling Requirements: • Learning Management System for delivering courses • E-Portofilo system for student collaboration • High computing power needed for large files manipulation and 3D modeling • Large data storage • High speed network
- 29. E-learning and the cloud Case: teaching ICT Let’s do it “traditional way” We will need: • Server • Install LMS, e-portfolio, databases, ... • High speed network connection • Computer classroom Screen projector 20 computers (workstation class): fast processor, 8GB of RAM (min), 500GB disk, fast graphic card Windows and Linux OS Install all required software on each computer Fast local LAN connected to high speed broadband connection • What about when working from home?
- 30. E-learning and the cloud Case: teaching ICT Let’s do it “traditional way” We will need: es? • Server tag • Install LMS, e-portfolio, databases, ... Ad van • High speed network connection • Computer classroom Screen projector Disadv 20 computers (workstation class): fast processor, 8GB of RAM (min), 500GB antage disk, fast graphic card s Windows and Linux OS ? Install all required software on each computer Fast local LAN connected to high speed broadband connection • What about when working from home?
- 31. E-learning and the cloud Case: teaching ICT Let’s do it “Cloud way” We will need: • Cloud environment with configured applications • Computer classroom Screen projector 20 low end computers: enough processing power to run OS and browser Any OS capable of running standard browser or Cloud native client Network connection (2-3 > Mbps) • What about when working from home? You can, from any computer (even smart phone or tablet)
- 32. E-learning and the cloud Real servers Virtual server Virtual desktops LMS + ePortfolio Software preinstalled Case: teaching ICT Let’s do it “Cloud way” Thin clients
- 33. E-learning and the cloud Case: teaching ICT Let’s do it “Cloud way” We will need: • Cloud environment with configured applications • Computer classroom tag es? Ad van Screen projector 20 low end computers: enough processing power to run OS and browser Any OS capable of running standard browser or Coud native client Network connection (2-3 > Mbps) • Disadv What about when working from home? antage You can, from any computer (oven smart phone or tablet) s?
- 34. Practical examples Ulteo Virtual Desktop Key features http://www.ulteo.com • Open Source • Seamless Application delivery Windows applications Linux applications • Windows 7 or Linux like remote desktop access • Universal access Browser Native client (win, linux, iOS, Android) • Local desktop interaction • Advanced security
- 35. Practical examples http://courses.foi.hr/ovd/ Test users: test2, …. test15
- 36. Discussion • Are you using e-learning technologies? What technologies (LMS, e-Portfolio, other?...) Typical examples • Would you use cloud services if available? In what context If no, why not? • What functionality would you like to see in the “E-learning in the cloud environment”?