Cloud-based Storage(Engineering > Computer Science And Engineering > Cloud Computing ) Questions and Answers

Question 1. Which of the following backup is used by Apple's Time Machine ?
  1.    Continuous Data Protection
  2.    Open file backup
  3.    Reverse Delta backup
  4.    Mirroring
Explanation:-
Answer: Option C. -> Reverse Delta backup


Software that uses reverse delta backup system is Apple's Time Machine and the RDIFF-BACKUP utility.


Question 2. Which of the following system does not provision storage to most users ?
  1.    PaaS
  2.    IaaS
  3.    CaaS
  4.    SaaS
Explanation:-
Answer: Option B. -> IaaS


Cloud storage is storage accessed by a Web service API.


Question 3. Which of the following is open cloud storage management standard by SNIA ?
  1.    CDMI
  2.    OCCI
  3.    CEA
  4.    Adequate bandwidth
Explanation:-
Answer: Option A. -> CDMI


CDMI stands for Cloud Data Management Interface.


Question 4. Which of the following is most important feature of cloud storage listed below ?
  1.    Logon authentication
  2.    Bare file
  3.    Multiplatform support
  4.    Adequate bandwidth
Explanation:-
Answer: Option A. -> Logon authentication


The interactive logon process is the first step in user authentication and authorization.


Question 5. Which of the following is not a backup category ?
  1.    Full system backup
  2.    Half system backup
  3.    Image backup
  4.    All of the mentioned
Explanation:-
Answer: Option B. -> Half system backup




Question 6. Which of the following factors led to the demise of many of the early SSPs and to many hosted file services ?
  1.    The Dot.com bust in 2000
  2.    The inability of file-hosting companies to successfully monetize online storage
  3.    The continued commoditization of large disk drives
  4.    All of the mentioned
Explanation:-
Answer: Option D. -> All of the mentioned


SSP stands for Storage Service Provider.


Question 7. Which of the following metadata MIME is required in a PUT operation ?
  1.    HEAD/OPTIONS
  2.    GET/RECEIVE
  3.    KEY/VALUE
  4.    None of the mentioned
Explanation:-
Answer: Option C. -> KEY/VALUE


A variety of KEY/VALUE pairs describing object attributes in CDMI is defined by the standard.


Question 8. A ________ is a logical unit that serves as the target for storage operations, such as the SCSI protocol's READs and WRITEs.
  1.    GETs
  2.    PUN
  3.    LUN
  4.    All of the mentioned
Explanation:-
Answer: Option C. -> LUN


In traditional pooled storage deployments, storage partitions can be assigned and provide a device label called a Logical Unit Number.


Question 9. Which of the following backup create a cloned copy of your current data or drive ?
  1.    Continuous Data Protection
  2.    Open file backup
  3.    Reverse Delta backup
  4.    None of the mentioned
Explanation:-
Answer: Option A. -> Continuous Data Protection


CDP is also referred to as mirroring.


Question 10. Which of the following service is provided by Google for online storage ?
  1.    Drive
  2.    SkyDrive
  3.    Dropbox
  4.    All of the mentioned
Explanation:-
Answer: Option A. -> Drive


Google Drive is a file storage and synchronization service created by Google.


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