E238 Data Communications Outline & Links 2008

Information Systems 12 (E238) Data Communications (15 hours)
Data Communications outside of the PC
1. Define carriers and human communications media including: Public Switched Telephone Network (PSTN) Integrated Services Digital Network (ISDN) Digital Subscriber Line (DSL) Asymmetric Digital Subscriber Line (ADSL)	radio television cable television interactive media

Data Communications—Transparent Technology
1. Describe media including: Data Terminal Equipment (DTE) Data Communications Equipment (DCE) modems bandwidth optical and electronic transmission media, including copper (coaxial, unshielded twisted pair, shielded twisted pair), microwave and laser	2. Describe the role and purpose of standards in achieving connectivity including: RS232 ISO 802.3 X.25 3. Describe: noise attenuation error detection/correction standards

Data Communications—Networks

1. Define: digital networks ISDN The ISDN Instructor LAN WAN cellular networks ISO-OSI: International Standards Organisation -Open Systems Interconnectivity 2. Describe the difference between LAN and WAN. 3. Define common problems with network interconnections. 4. Describe the structure of the Internet. 5. Apply the facilities of the Internet to personal communications. 6. Apply an effective search strategy to locate required information on the Internet. 7. Define the role of clients and servers. 8. Define LAN topology.

9. Describe network hardware including: hubsrouters bridges 10. Define and compare: distributed information processing centralised information processing 11. Describe: the importance of data security data security techniques (including encryption) data security techniques (including encryption) how computer-based information systems can encroach upon an individual’s privacy application of ethics to the use of information resources Note: Students are expected to be aware of communications technologies and their interaction, and be able to use network facilities to retrieve information.

Data Communications—Other
Search Terms Data Communications Assignment If Paul Budde speaks on the radio, be sure to listen. He is an independent communications analyst and publisher.	Miscellaneous Mobile Phones Mobile Phones—YA CDMA MTN—Internet Short Message Services (SMS)

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