Question

C. Answer the following questions.
1. What is the function of a hub or a switch?
2. What are the methods that are used to achieve network security?
3. What is the function of the Network card or Network Adapter?
4. Why is encryption required?
5. Write any two advantages of computer networks.
6. Draw: a. Peer-to-peer network
b. Client-server network.​

Answer 1

Answer:

1.A Hub is a networking device that allows you to connect multiple PCs to a single network, whereas a Switch connects various devices together on a single computer network

2.Firewall : A firewall is a method of network security that prevents the computer network from users that are not authorized to have access to a network. Firewalls can either be hardware or software or both. It acts as a barrier between unauthorized Internet users and private computer networks connected to the Internet.