Top 1000+ Solved Cloud Computing MCQ Questions Answer
Q. Point out the wrong statement.
a. unmanaged storage is reliable
b. managed storage is relatively cheap to use
c. most of the user-based applications that work with cloud storage are of unmanaged type
d. none of the mentioned
Q. Which of the following factors led to the demise of many of the early SSPs and to many hosted file services?
a. the dot.com bust in 2000
b. the inability of file-hosting companies to successfully monetize online storage
c. the continued commoditization of large disk drives
d. all of the mentioned
Q. Which of the following is the simplest unmanaged cloud storage device?
a. file transfer utility
b. antivirus utility
c. online image utility
d. none of the mentioned
Q. The service FreeDrive is storage that allows users to view the content of others.
a. facebook
b. twitter
c. whatsapp
d. none of the mentioned
Q. Which of the following file transfer utility creates a shared folder metaphor using a Web service?
a. dropbox
b. skype
c. drive
d. all of the mentioned
Q. A file in HDFS that is smaller than a single block size
a. cannot be stored in hdfs
b. occupies the full block\s size.
c. can span over multiple blocks
d. occupies only the size it needs and not thefull block
Q. Which among the following are the duties of the NameNodes
a. manage file system namespace
b. it is responsible for storing actual data
c. perform read-write operation as per request for theclients
d. none of the above
Q. If the IP address or hostname of a data node changes
a. the namenode updates the mapping between file name and block name
b. the data in that data node is lost forever
c. the namenode need not update mapping between file name and block name
d. there namenode has to be restarted
Q. For the frequently accessed HDFS files the blocks are cached in
a. the memory of thedata node
b. in the memory of thenamenode
c. both the above
d. none of the above
Q. Which scenario demands highest bandwidth for data transfer between nodes
a. different nodes on the same rack
b. nodes on differentracks in the same data center.
c. nodes in different data centers
d. data on the same node
Q. When a client contacts the namenode for accessing a file, the namenode responds with
a. size of the file requested
b. block id and hostname of all the data nodes containing that block
c. block id of the file requested
d. all of the above
Q. Which among the following is the duties of the Data Nodes
a. manage file system namespace
b. stores meta-data
c. regulates client’s access to files
d. perform read-write operation as per request for theclients
Q. NameNode and DataNode do communicate using
a. active pulse
b. heartbeats
c. h-signal
d. data pulse
Q. Amazon EC2 provides virtual computing environments, known as :
a. chunks
b. instances
c. messages
d. none of thementioned