What happens when you click answer questions? If nothing happens, exit out or restart, it’s a glitch.
By default the normal style inserts a vertical space equal to 1.5 size vertical lines between each line of text.
Answer:
1. Clients and servers—how services such as e-mail and web pages connect using networks.
2. IP addresses—how devices on a network can be found.
3. Network hubs, switches and cables—the hardware building blocks of any network.
4. Routers and firewalls—how to organize and control the flow of traffic on a network.
