- Name the different types of networks.
- What is meant by “bandwidth”?
- What is the difference between an intranet and an extranet?
- How does a virtual private network (VPN) provide security?
- What is the purpose of a modem?
- Describe the basic functions of business networks.
- How do investments in network infrastructure impact an organization?
- Name the two tiers of traffic to which quality of service is applied.