What would you do to protect an internal network from external threats?
How would you connect two computers for file sharing without using a hub/router?
How do you troubleshoot a problem?
What networking protocols are you familiar with?
What are the layers of the OSI reference model?
What are proxy servers and how do they protect computer networks?
What are the pros and cons of a private IP address?
Describe common software problems that lead to network defects.
What’s the use of encryption on a network?