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e-Books & Digital Library
Dr. S. Prakash
Principal
Thiagaarjar College of Precep
Madurai
e-book or Electronic book
e –Text book - Digital media = printed book
Read on personal computers, smart phones
e-book reader or e- book device & mobile phones
An e-reader, also called an e-book reader or e-book
device, is a mobile electronic device that is designed
primarily for the purpose of reading digital e-
books and periodicals
Easy to read & bright in sunlight also
Better readability
Longer battery life
Comparison- Text books & e-books
e-book readers are more fragile & susceptible to
physical damage
e-books can malfunction & can be damaged due to
faulty hardware or software
e-books are more likely to be stolen
 e- book reading in bright sunlight is difficult
depending on the device used
 e- book not produced by all publishers
e-books can be hacked by the use of hardware or
software and widely disseminated
on the internet -Piracy is a drawback for the publisher
Comparison- Text books & e-books
 Loss or theft lead to loss of many books
In the device –Back up is essential
 Screen resolution is low
 Loss of tactility and aesthetics of binding
 Digital right management- reselling or lending out
is not good
 All devices do not nave capacity to support the
format
 Books are readable for ages less durable
electronic device – backup is a must
 Environmentally hazardous materials are used to
make e-book enabling devices
Comparison- Text books & e-books
 Physical discomfort because of eye strain
 Expensive
 More chances of breaking
 Too much of material may become relevant
 Harmful electromagnetic radiation from e- book
 Remains as such
PRODUCTION OF e-BOOKS
Scanning of the original book by robotic scanners or
document scanning
Scanned images can be converted to text.
DIGITAL LIBRARY
Storage of data in electronic form
Accessible only through related devices or computer
OPAC-Online Public access system
Space problem is overcome.
Web centre
Web sites- animation ,natural & virtual environment,
audio and video effects
DIGITAL LIBRARY – MERITS
1) No physical boundary
2) Distance is not a boundary
3) Round the clock availability
4) Multiple access
5) Information retrieval
6) Preservation & Conservation
7) Space
8) Maintenance cost
9) Audio & Video – Interactive
10) Chunk information at a single source
11) No chance of mistakes
12) Updated information
13) Added value
DIGITAL LIBRARY – DEMERITS
1)Copyright confusion
2)Technological changes
3) Needs a lot of space to
accommodate diagrams
4)Expensive

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Digital library and e book

  • 1. e-Books & Digital Library Dr. S. Prakash Principal Thiagaarjar College of Precep Madurai
  • 2. e-book or Electronic book e –Text book - Digital media = printed book Read on personal computers, smart phones e-book reader or e- book device & mobile phones
  • 3. An e-reader, also called an e-book reader or e-book device, is a mobile electronic device that is designed primarily for the purpose of reading digital e- books and periodicals Easy to read & bright in sunlight also Better readability Longer battery life
  • 4. Comparison- Text books & e-books e-book readers are more fragile & susceptible to physical damage e-books can malfunction & can be damaged due to faulty hardware or software e-books are more likely to be stolen  e- book reading in bright sunlight is difficult depending on the device used  e- book not produced by all publishers e-books can be hacked by the use of hardware or software and widely disseminated on the internet -Piracy is a drawback for the publisher
  • 5. Comparison- Text books & e-books  Loss or theft lead to loss of many books In the device –Back up is essential  Screen resolution is low  Loss of tactility and aesthetics of binding  Digital right management- reselling or lending out is not good  All devices do not nave capacity to support the format  Books are readable for ages less durable electronic device – backup is a must  Environmentally hazardous materials are used to make e-book enabling devices
  • 6. Comparison- Text books & e-books  Physical discomfort because of eye strain  Expensive  More chances of breaking  Too much of material may become relevant  Harmful electromagnetic radiation from e- book  Remains as such PRODUCTION OF e-BOOKS Scanning of the original book by robotic scanners or document scanning Scanned images can be converted to text.
  • 7. DIGITAL LIBRARY Storage of data in electronic form Accessible only through related devices or computer OPAC-Online Public access system Space problem is overcome. Web centre Web sites- animation ,natural & virtual environment, audio and video effects
  • 8. DIGITAL LIBRARY – MERITS 1) No physical boundary 2) Distance is not a boundary 3) Round the clock availability 4) Multiple access 5) Information retrieval 6) Preservation & Conservation 7) Space 8) Maintenance cost 9) Audio & Video – Interactive 10) Chunk information at a single source 11) No chance of mistakes 12) Updated information 13) Added value
  • 9. DIGITAL LIBRARY – DEMERITS 1)Copyright confusion 2)Technological changes 3) Needs a lot of space to accommodate diagrams 4)Expensive