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Questions and Answers
Which of the following is NOT a common networking protocol?
Which of the following is NOT a common networking protocol?
- TCP/IP
- SMTP
- FTP
- HTTP (correct)
What is the purpose of a router in a network?
What is the purpose of a router in a network?
- To provide internet access to all devices on the network
- To connect different networks together (correct)
- To secure the network from external threats
- To connect multiple devices within a local network
What is the function of a firewall in network security?
What is the function of a firewall in network security?
- To encrypt data transmitted over the network
- To speed up data transmission on the network
- To prevent unauthorized access to the network (correct)
- To monitor network traffic for performance issues
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Study Notes
Networking Basics
- HTTP, FTP, and DNS are common networking protocols.
Routers
- A router is a network device that connects multiple networks together and routes traffic between them.
- It allows data to be sent from one network to another.
Firewalls
- A firewall is a network security system that monitors and controls incoming and outgoing network traffic.
- It prevents unauthorized access to or from a network while allowing authorized communication.
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