Transcript Computers Are Your Future Twelfth Edition

Computers Are Your Future
Twelfth Edition
Spotlight 4: Web 2.0
Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall
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Spotlight 4: Web 2.0
Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall
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What Is Web 2.0?
• Web 2.0
o Set of techniques that collectively provide an upgraded
presentation and usefulness for the World Wide Web
o Applications include:
• Blogs and Vlogs
• Wikis
• Podcasts and vodcasts
• Social networking
• Photosharing
• Communication
• Collaboration
• Content sharing
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Blogs and Vlogs
• Blogs (short for Web log)
o Contains a personal journal with reflections,
comments, and often hyperlinks
o Many free sites can help set up a blog
• Vlogs (short for video log)
o Set of personal reflective videos
o Many vlogs are posted on YouTube
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Blogs and Vlogs
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• Wiki
Wikis
o Online information source that allows anyone to
edit, delete, or modify content
o Wiki means “quick” in Hawaiian
o Can create your own wiki
o May have errors, so it should not be a primary
research source
o Most popular wiki is Wikipedia, a free encyclopedia
o CoffeeCup is HTML wiki software
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Wikis
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Podcasts and Vodcasts
• Podcast
o Blend of iPod and broadcast—program in digital
format available for download and replay
• Most podcasts are free; others have a small charge
• iTunes is a popular source
• Can create your own podcast with software and a
microphone
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Podcasts and Vodcasts
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Podcasts and Vodcasts
• Vodcast (or video podcast)
o Refers to the online delivery of a video clip on
demand
o Popular video-sharing Web sites include:
• YouTube
• iTunes
• iTunes Higher Education
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Social Networking
• Social networking
o Group of individuals creating a community for:
• Sharing pictures, thoughts, and common interests
• Securing employment
o Be aware of security issues when using any social
networking site
• Clickjacking
• Identity theft
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Social Networking
• Examples of
social networking
sites
o Second Life—a free online
virtual world
o Facebook—used by over 250
million people
o Twitter—uses quick, frequent
entries
o Flickr—service used to store
and share photos and videos
o MySpace—started the social
networking push
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Social Networking
• Examples of social networking
sites (con’t.)
o LinkedIn—site for professionals to exchange
information, ideas, and opportunities
o Ning—networks related to your interests
o Digg—discover and share content from anywhere on
the Web
o RSS Feeds—notifies you when updated Web content
is available
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Social Networking
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Instant Messaging
• Instant messaging (IM)
o Quick way of chatting with your buddies
• AOL Instant Messenger
• Microsoft Live Messenger
• Yahoo!
• Many social networking sites
o Chatting is synchronous—both parties online at
the same time
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Instant Messaging
• Chat by voice through use of:
o Webcam
o Microphone and speakers
o Skype and similar services
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• Texting
Texting
o Provides quick communication of messages that may
include images, video, and sound
o Usually on a mobile phone and uses abbreviations
o State legislation is designed to protect young Internet
users from sexting, a combination of sex and texting
o Is asynchronous—parties need not be online at the
same time
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Texting
• Avoid texting
when:
o In motion: running, walking,
jogging, riding a bike, etc.
o Sitting alone in a remote public
place
o Walking in crowds
o Driving
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• Tag
Tagging
o User-generated word or phrase that helps organize Web
content
o Web developers refer to these tags as metatags
o When searching, tags help locate a Web page or blog
o Another meaning: assigning names to people in a photo
(tag a photo)
• Facebook
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Collaboration Tools
• Collaboration tools
o Help people work online as a team
• Google Apps is suite that combines:
o Gmail
o Google Docs
• Can be used to create, edit, and import existing word
processing, spreadsheet, and presentation documents
o Google Calendar
o Google Talk
o Google Sites
• Microsoft Office Web Apps are also
available
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Web 2.0 in the Classroom
• Forums and discussion boards are
threaded discussions that may or
may not be monitored.
o Someone asks a question or expresses an idea and others
add their thoughts or answers
• Collaboration is important in
completing team project. Some tools:
o
Podcasts on iTunes, videos on YouTube, Web searching,
blogs, and wikis
• Be sure to apply netiquette.
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Web 2.0 in Business
• More and more employers check
social networking sites of
potential employees.
o Be careful what you post on social networking sites.
• LivingSocial collects data people
provide on sites such as Facebook
and sells it to businesses for
marketing.
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Safety and Privacy
• Beware of giving out
too much personal
information
• Use privacy options
• Don’t trust, just verify
• Control comments
• Search yourself to
check your profile
• Follow school or
company policies
• Read privacy
statements of Web
sites
• Do not invite
strangers to be
friends
• Create smaller social
networks
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• Web 3.0
Web 3.0?
o The next generation of the Web
• Search tasks will be faster and easier
• The more you use the Web, the
more your browser learns about
you
o You can be less specific in your searches
• The “mashup” combines two or
more applications into a single
application
o Example: Review restaurants and locate them with
Google Maps
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All rights reserved. No part of this publication may be reproduced, stored in a
retrieval system, or transmitted, in any form or by any means, electronic,
mechanical, photocopying, recording, or otherwise, without the prior written
permission of the publisher. Printed in the United States of America.
Copyright © 2012 Pearson Education, Inc.
Publishing as Prentice Hall
Copyright © 2012 Pearson Education, Inc. Publishing as Prentice Hall
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