PDAs and Cloud Computing in PDAs and Cloud Computing in Teaching and LearningTeaching and Learning

Dr.S.Rajasekar,Dr.S.Rajasekar,Professor of EducationProfessor of EducationAnnamalai UniversityAnnamalai UniversityEmail: Email: sr@sekars.netsr@sekars.netWebsite: Website: www.sekars.netwww.sekars.net

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After listening to my lecture, you will be able After listening to my lecture, you will be able to know the following:-to know the following:-

PDAs and Cloud ComputingPDAs and Cloud Computing

Pedagogical applications of PDAsPedagogical applications of PDAs

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About PDAAbout PDA

Personal digital assistant or personal data assistant

It functions as a personal information manager

A typical PDA has a touch screen for entering data, a memory card slot for data storage, and IrDA, Bluetooth, 3G and/or Wi-Fi.

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Cloud ComputingCloud Computing

Cloud computing is a marketing term for technologies that provide computation, software, data access, and storage services.

It does not require end-user knowledge of the physical location and configuration of the system that delivers the services.

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Cloud ComputingCloud Computing

Cloud computing providers deliver applications via the internet, which are accessed from web browsers, desktop and mobile apps.

The software and data are stored on servers at a remote location.

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Cloud ComputingCloud Computing

What is ?What is ?With cloud computing, the software you use are not run from your personal computer, but rather stored on servers accessed via the internet.

If your computer crashes, the software still available for others to use.

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Cloud ComputingCloud Computing

What is not ?What is not ?First, cloud computing is not network computing.First, cloud computing is not network computing.

With network computing, With network computing, applications./documents are hosted on a single applications./documents are hosted on a single company’s server and accessed over the company’s server and accessed over the company’s network. company’s network.

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Cloud ComputingCloud Computing

Cloud computing is a lot bigger than that.

It encompasses multiple companies, multiple servers and multiple networks, plus unlike network computing, cloud services and storage are accessible from anywhere in the world over an internet connection.

With network computing access is over the company’s network only.

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Cloud ComputingCloud Computing

Cloud computing also is not traditional outsourcing, where a company forms out (subcontracts) its computing services to an outside firm.

While an outsourcing firm might host a company’s data or applications, those documents and programs are only accessible to the company’s employees via the company’s network, not to the entire world via the internet.

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Cloud ComputingCloud Computing

So despite superficial similarities, network computing and outsourcing are not cloud computing.

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Cloud ComputingCloud Computing

Cloud Services and Development ToolsAmazon www.aws.amazon.com

Google App Engine www.code.google.com/appengine

IBM – Blue Cloudwww.ibm.com

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Cloud ComputingCloud Computing

Other Cloud Services and Development Toolswww.3tera.com

www.10gen.com

www.salesforce.com

www.cohesiveft.com

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Cloud ComputingCloud Computing

Other Cloud Services and Development Toolswww.joyent.com

www.mosso.com

www.nirvanix.com

www.skytap.com

www.strikeiron.com

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Cloud ComputingCloud Computing

Open Source hosting Platform (free)

www.projectcaroline.com

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Cloud ComputingCloud Computing

From google’s perspectives, there are six key properties of cloud computingCloud computing is user centricIt is task centricIt is powerfulIs accessibleIt is intelligentCloud computing is programmable

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Pedagogical applications of PDAPedagogical applications of PDA

Amazon kindle applications E-books E-dictionaries PDA white board Time based applications Sending and receiving emails with

ones handwriting

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Pedagogical applications of PDAPedagogical applications of PDA

Video conferencing Applications for kids in learning Recording and sending it through

mails Applications to take digital notes

during a lecture E-diaries and so on.

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Technopedagogical competenciesTechnopedagogical competencies

The habit of reading e-versions of books, papers, journals, etc

Taking notes with the help of PDAs during lectures

Web designing skill and the knowledge of FTP

Mobile technological skills like email communication through PDAs and the use of GPS etc

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Technopedagogical competenciesTechnopedagogical competencies

E-content development Effective use of search engines and

meta search engines Navigation in Powerpoint presentation

through mobile devices About cloud computing technology in

teaching and learning

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Technopedagogical competenciesTechnopedagogical competencies

Organising video conferencing through PDAs whereever necessary

Use of 3G and WiFi applications in teaching and learning

Familiarity in using white boards in PDAs

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Technopedagogical competenciesTechnopedagogical competencies

Knowledge of pedagogical e-resources and their importance

Knowledge of DATA storage both offline and onlne

Knowledge of DATA backup, retrieval, recovery etc

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QUESTIONS ?QUESTIONS ?

For further clarificationsFor further clarifications

Please mail to :Please mail to :Email: Email: sr@sekars.netsr@sekars.net

For Summary of this lecture For Summary of this lecture

Please check out the website Please check out the website

www.sekars.net/lectureinfowww.sekars.net/lectureinfo

Thank You