2007年5月4日 星期五

Lesson 2

Post blog comment to describe main limitations and advantages of handhelds. In particular, try to discuss their educational value and potential uses in a school library based on your perspective.



Limitations:
- The equipment is expensive.
- The screen is small, so the information can be displayed is limited.
- Besides, the screen cannot be viewed by many people at the same time(when a group of students share with 1 handheld)
- The CPU is much slower than desktop PC, thus the tasks can perform is so few.
- The storage capacity is much smaller than desktop PC / Notebook PC, the data that can be stored is much fewer.

Advantages:
- It is portable, so it can be used anywhere and anytime.
- It is multifunctional. e.g. It can perforem video confercing as it has webcam, can take photos as it has camera, or it can be a multimedia player, or it can be a e-book viewer.
- It is convinenent for data exchange because it has usually infra-red or bluetooth port.



Educational value and potential uses in a school library :
- It can be a e-book viewer.
- It can assist students in doing project. e.g. presentation, data collecting etc.
- It can assist in holding some activites which outside the Library.
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2 則留言:

Ada Lam Shuk Ching 提到...

Good Point..cos it's really good to design some outdoor activites with it...for its portable size...

Li Fai 提到...

Nowadays, handhelds become common technology in Hong Kong.