Chapter 8, Cloud computing: Cloud Infrastructure Layers

Question 1

Layer 1

Answer 1

People: End users running the applications.

Question 2

Layer 2

Answer 2

Data: The data created or used by applications.

Question 3

Layer 3

Answer 3

Applications: The software running on a virtual machine.

Question 4

Layer 4

Answer 4

Runtime: Intermediate software layer like .NET or Java.

Question 5

Layer 5

Answer 5

Middleware: Software that provides intermediate services between the OS and application.

Question 6

Layer 6

Answer 6

Operating System: Software providing basic functions for virtual machines.

Question 7

Layer 7

Answer 7

Virtual Network: Logical connections between virtual machines.

Question 8

Layer 8

Answer 8

Hypervisors: Software on physical servers that creates and shares its resources with virtual machines.

Question 9

Layer 9

Answer 9

Servers: Physical computers that host the virtual machines that provide cloud services.

Question 10

Layer 10

Answer 10

Storage: Hardware subsystem that provides storage for the physical servers.

Question 11

Layer 11

Answer 11

Physical Network: Cables, switches, and routers that physically connect the servers to the internet.