1- Overview of Data Communications
1 What three disciplines are involved in data communications?
2 What are the conceptual pieces of a data communications system?
2- Information Sources and Signals
1 Why are sine waves fundamental to data communications?
2 What is the definition of baud?
3- Transmission Media
1 What is the difference between guided and unguided transmission?
2 What three types of wiring are used to reduce interference from noise?
4- Reliability and Channel Coding
1 List and explain the three main sources of transmission errors.
2 Define the concept of Hamming distance.