Part 1 Question 1: Discuss the critical characteristics of communication channel

Part 1
Question 1:
Discuss the critical characteristics of communication channels in data communications. Explain how bandwidth and communication medium affect data transmission. Compare and contrast various communication media types, such as twisted-pair cables, optical fiber, and wireless. Provide real-world examples to illustrate the advantages and limitations of each. Question 2:
Network topology plays a crucial role in data communication. Compare and contrast three different network topologies (e.g., star, bus, ring) used in data networks. Discuss the advantages and disadvantages of each topology in terms of scalability, fault tolerance, and ease of maintenance. Analyze real-world examples of network deployments that utilize these topologies and explain why a particular topology was chosen based on the organization’s requirements.
Question 3:
Examine the evolution of Ethernet technologies in data communications, focusing on Switch-Based Ethernet and Wireless Ethernet (WiFi). Describe the key features, advantages, and limitations of each technology. Provide examples of scenarios where these technologies are commonly used. Discuss the challenges related to security and network management associated with each technology. Evaluate the network security measures necessary to safeguard Ethernet-based networks, considering both wired and wireless environments.
Part 2
1) In Discussion Forum 8, post your response to the following discussion topic. Reply to at least two classmates’ responses and shares informative URLs by the date indicated in the Course Calendar. Your discussion question response should be at least 200 Words, with another 50 words per reply. Of all the standards and organizations listed in Chapter 12 in the book Fundamentals of Information Systems Security, which one did you find the most interesting. Do a little research and tell us a little more about it, in your own words. 2) Respond to at least two other students (at least 50 words each )!
Respond to two (2) students/Peers (two classmates). The responses should be at least 50 words each and must focus on the discussion topic above. Examine related issues, ask questions, provide hypothesis and/or situation(s). A peer response should not be to a peer already responded to more than twice.
Note APA FORMATE WITH 700 TO 800 WORDS WITH REFERENCES
I WANT TWO SEPARATE FILES FOR EQCH PART