Cyber Security Questions

Q1. Chapter 1 of the textbook introduces LAN, WAN, and MAN.  Provide an  example of a company that uses each of the following technologies and  why they use the particular technology rather than the other: 

Explain what are LAN, WAN, and MAN with sources to support.

• List two LAN technologies that are not Ethernet or token ring
• List four WAN technologies,
• What technologies are found in MAN?

Reference textbook is Guide to Computer Networking Security by M.J. Kizza

Q2.   Post your thoughts on the four discussion questions below:   

1. What is the relationship between OS and computer hardware?
2. What are the primary differences between Network OS and Distributed OS?
3. What is the Difference between a Job and a Process?
4. What are the differences between Batch processing system and Real Time Processing System?

Reference book:  Protecting and Securing the OS