| 1. | In which layers of the OSI model does content networking reside? |
| 2. | What are the four main purposes and goals of content networking? |
| 3. | Estimate how many servers are required to provide four nines of availability for an application known to fail 11.5 percent of the time? |
| 4. | What is the difference between application scalability and availability? |
| 5. | How are bandwidth and response times reduced in a content network? |
| 6. | What is the main difference between an ICDN and an ECDN? |
| 7. | Name four scenarios in which content can be switched. |
| 8. | Name four solutions that Cisco ACNS can provide. |