Answer:
Network administrator use the open system interconnection model to isolate the network problem as, the network administrator can easily find the problem in the system.
Network administrator regularly depicts issues by the layer number and in many cases the network problem required the network administrator to isolate the issue in which layer the maximum number of issue occurred.
By using the OSI layer, we can easily add protocols to its higher to lower layers without any type of interruption.
A person responsible for running a business, organization, etc.
Answer:
C, Both of these.
Explanation:
You can take notes either way. It's just your preference. Hope this helps :)
1. To not put your real name in a username
2. Don't give people your personal information
3. Tell your parents if someone messages you something and you don't know them
4. make your social media accounts private
5. Ask for a adult for help if you see something that confuses you