Cloud Computing Multiple Choice Questions on “Cloud Storage in the Digital Universe”.
1. Which of the following is storage data interchange interface for stored data objects?
a) OCC
b) OCCI
c) OCMI
d) All of the mentioned
Answer: b
Clarification: OCCI stands for Open Cloud Computing Interface.
2. Point out the correct statement.
a) To determine whether your application will port successfully, you should perform a functionality mapping exercise
b) Cloud computing supports some application features better than others
c) Cloud bursting is an overflow solution that clones the application to the cloud and directs traffic to the cloud during times of high traffic
d) All of the mentioned
Answer: d
Clarification: Mapping process involves determining the critical application features and then matching them to the cloud provider’s offering to see if those features can be supported.
3. ________ data represents more than 50 percent of the data created every day.
a) Shadow
b) Light
c) Dark
d) All of the mentioned
Answer: a
Clarification: Lots of shadow data does get retained, having never been touched by a human being.
4. Cloud storage data usage in the year 2020 is estimated to be _____________ percent resident by IDC.
a) 10
b) 15
c) 20
d) None of the mentioned
Answer: d
Clarification: There will be a steady growth of cloud storage at the expense of online storage over the next decade.
5. Point out the wrong statement.
a) Some APIs are both exposed as SOAP and REST
b) The role of a cloud vendor specific API has impact on porting an application
c) There are mainly three types of cloud storage
d) None of the mentioned
Answer: c
Clarification: Cloud storage can be either unmanaged or managed.
6. Which of the following system does not provision storage to most users?
a) PaaS
b) IaaS
c) CaaS
d) SaaS
Answer: b
Clarification: Cloud storage is storage accessed by a Web service API.
7. The addition of a software package on top of a cloud storage volume makes most cloud storage offerings conform to a ________ as a Service model.
a) Software
b) Platform
c) Analytics
d) None of the mentioned
Answer: a
Clarification: Most users interact with cloud storage using backup, synchronization, archiving, staging, caching, or some other sort of software.
8. How many categories of storage devices broadly exist in cloud?
a) 1
b) 2
c) 3
d) None of the mentioned
Answer: b
Clarification: Storage devices may be broadly categorized as either block storage devices or file storage devices.
9. Which of the following storage devices exposes its storage to clients as Raw storage that can be partitioned to create volumes?
a) block
b) file
c) disk
d) all of the mentioned
Answer: a
Clarification: It is up to the operating system to create and manage the file system.
10. Which of the following impose additional overhead on clients and offer faster transfer?
a) Block storage
b) File Storage
c) File Server
d) All of the mentioned
Answer: a
Clarification: File-oriented storage devices are generally slower, but require less overhead from attached clients.