An office's computers are connected in a mesh topology. How many cables are required to connect four computers to each other?

Your boss wants you to configure his laptop so that he can access the company network when he is on the road. you suggest a vpn connection to him. he is very concerned about security and asks you how secure vpn is. what do you tell him?

Some of the first computer games were created in the early 1970s by college students experimenting after hours to see what the were capable of doing.

Technician a says that a dry sump system uses no oil storage sump under the engine. technician b says that a wet sump system uses no oil storage sump under the engine. who is correct?