3. Explain
a. Word Processing (MS word etc)
b. Desktop Publishing (Pagemaker etc)
c. Electronic spreadsheet (MS excell etc)
d. Graphics Presentation (MS Powerpoint etc)
e. Web browsers
f. Email and Straight messaging
4. Explain
a. Wireless LANs
- Spread spectrum
- wi-fi (wireless fidelity), infrared, bluetooth etc.
b. Wireless Web
- uses web-enabled information appliances
- very thin clients
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