Cloud Computing Questions (45)

Homework 2 CISC 5550 Cloud Computing

Department of Computer and Information Sciences, Fordham University Total Score: 5% of the total score

A. Select True or False for the following statements (5 points)

1. There are three levels of coupling. 2. Cloud broker sits in between the cloud provider and cloud consumer.

3. A multi-tier cloud architecture supports two or more cloud sites, each running its own cloud OS and

usually belonging to the same corporation that are managed by a third cloud OS instance.

4. WhatsApp platform supports decentralized cloud storage system.

5. The idea of Decentralized Cloud Storage is to aggregate all the unused capacity across servers,

desktops and storage devices on the edge of the Internet to build a global storage network.

C. Select appropriate answer(s) (5 points) 6. What do you think about the following figure?

a. Hypervisor Type 1

b. Hypervisor Type 2

c. Hypervisor Type 3

d. All of the mentioned

7. Do you think any of the following name could be an alternative for system virtual machine?

a. Hardware virtual machine

b. Software virtual machine

c. Real machine

d. None of the mentioned

8. Do you think any of the following system provide system resource access to virtual machines?

a. VMM

b. VMware

c. Network Manager

d. All of the mentioned

9. Point out the function(s) of a cloud broker

a. Intermediation

b. Aggregation

c. Arbitrage

d. All of the mentioned

10. For the following figure, what should be placed in “?”?

a. Guest OS

b. Software

c. Host Operating System VM

d. None of the mentioned

C. Matching Questions (5 points)

Determine which one is the best match for each problem/statement. For example, F → p?

A. An application runs in a private cloud and bursts into a public cloud when the computing capacity is reached.

B. An alternative name of system virtual machine. C. In Cloud computing, an intermediary that provides connectivity and

transport of cloud services between cloud providers, cloud consumers, and also cloud broker.

D. When two or more partner clouds interoperate to aggregate their resources and provide users with a larger virtual infrastructure.

E. A system that explains all codependent components or functions that operate together to enable cloud service.

a. Centralized Computing b. Cloud Carrier c. Cloud bursting data d. Hardware virtual

machine e. Aggregated Architecture f. Cloud ecosystem g. Virtua machine monitor h. VMware

i. Datacenter

11. A → ___

12. B → ___

13. C → ___

14. D →___

15. E → ___