Answer:
i not know mainframe computer there is many use of computer
Answer:
Central Processing Unit
Explanation:
Principle part of any digital computer system
<span>It's short for "intelligence". The phrase means 'collect all information'.</span>
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.
