Cloud Computing Multiple Choice Questions on “Challenges and Obstacles to Cloud Computing”.
1. Which of the following subject area deals with pay-as-you-go usage model?
a) Accounting Management
b) Compliance
c) Data Privacy
d) All of the mentioned
Answer: a
Clarification: For cloud computing, the pay-as-you-go usage model allows for costs to be applied to individual accounts directly.
2. Point out the correct statement.
a) Except for tightly managed SaaS cloud providers, the burden of resource management is still in the hands of the user
b) Cloud computing vendors run very reliable networks
c) The low barrier to entry cannot be accompanied by a low barrier to provisioning
d) All of the mentioned
Answer: b
Clarification: Often, cloud data is load-balanced between virtual systems and replicated between sites.
3. ________ captive requires that the cloud accommodate multiple compliance regimes.
a) Licensed
b) Policy-based
c) Variable
d) All of the mentioned
Answer: b
Clarification: Compliance with laws and policies varies by geographical area.
4. Security methods such as private encryption, VLANs and firewalls comes under __________ subject area.
a) Accounting Management
b) Compliance
c) Data Privacy
d) All of the mentioned
Answer: c
Clarification: To ensure data privacy in the cloud, additional security methods such as private encryption, VLANs, firewalls, and local storage of sensitive data are necessary.
5. Point out the wrong statement.
a) Large cloud providers with geographically dispersed sites worldwide, therefore, achieve reliability rates that are hard for private systems to achieve
b) Private data centers tend to be located in places where the company or unit was founded or acquired
c) A network backbone is a very low-capacity network connection
d) None of the mentioned
Answer: c
Clarification: On the Internet, an Internet backbone consists of the high-capacity routes and routers that are typically operated by an individual service provider such as a government or commercial entity.
6. Which of the following captive area deals with monitoring?
a) Licensed
b) Variable but under control
c) Low
d) All of the mentioned
Answer: b
Clarification: For private systems, any monitoring system the organization wishes to deploy can be brought to bear.
7. Network bottlenecks occur when ______ data sets must be transferred.
a) large
b) small
c) big
d) all of the mentioned
Answer: a
Clarification: This is the case for staging,
8. The reputation for cloud computing services for the quality of those services is shared by _________
a) replicas
b) shards
c) tenants
d) all of the mentioned
Answer: c
Clarification: Clouds often have higher reliability than private systems.
9. Cloud ________ are standardized in order to appeal to the majority of its audience.
a) SVAs
b) SLAs
c) SALs
d) None of the mentioned
Answer: b
Clarification: Custom SLAs that allow for multiple data sources are difficult to obtain or enforce.
10. ___________ is a function of the particular enterprise and application in an on-premises deployment.
a) Vendor lock
b) Vendor lock-in
c) Vendor lock-ins
d) None of the mentioned
Answer: b
Clarification: Vendor lock-in for a cloud computing solution in a PaaS model is very high.