Please explain in details what is Distributed System and Distributed File System.
Please describe in details what is the virtualization concept.
Describe with text and diagram what are the Peer-to-Peer network, LAN, and WAN. Also these important terms: OSI model, DNS, TCP/IP.
In your opinion what is/are the most security threats that organizations will have to be prepared for 2020-2021 ?
Explain the pros and cons of using VPNs
In your opinion, what is the most secure operating system in use today? Justify your answer
Explain what a strong system access password is and why we believe it is strong.
Please list your reference/s