Network Principles in the Cloud

Question 1

What is a Data Center?

Answer 1

Cloud service providers use data centers to house cloud services and cloud-based resources

Question 2

What is a Region?

Answer 2

Data centers are grouped in regions and geographic areas to provide regional service availability.
Collection of separate Data Centers.

Question 3

What is a Availability Zone?

Answer 3

Distinct locations within the cloud provider’s network that are engineered to be isolated from failures

Question 4

What are the characteristics of an On-Prem DC?

Answer 4

Follow an architecture.

Have the ability to decide where to put your security devices.

Question 5

What are the characteristics of the On-Prem DC?

Answer 5

No control of the underlying infrastructure.
Known to be resilient, highly available, multiple regions
Users however have no control/visibility of these issues.

Question 6

What is IaaS?

Answer 6

Infrastructure as a Service.
CSP’s manage hardware, software, storage, and networking
Users are responsible for running the virtual machines and patching the O/S

Question 7

What is PaaS?

Answer 7

Platform as a Service.

Users manage the application and data.

Question 8

What is SaaS?

Answer 8

Software as a Service.

Everything is managed by the CSP users only consume the service.