Cloud Computing Set 2

Computer Science Engineering (CSE),

Information Technology Engineering (IT),

Bachelor of Science in Computer Science TY (BSc CS),

Bachelor of Computer Applications (BCA),

Master of Science in Information Technology (MSc IT),

Bachelor of Science in Computer Science (BSc CS)

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This set of Cloud Computing Multiple Choice Questions & Answers (MCQs) focuses on Cloud Computing Set 2

Q1 | Which of the cloud concept is related to pooling and sharing of resources
  • polymorphism
  • abstraction
  • virtualization
  • none of thementioned
Answer: virtualization
Q2 |                  has many of the characteristics of what is now being called cloudcomputing
  • internet
  • softwares
  • web service
  • all of the mentioned
Answer: internet
Q3 | Which of the following can be identified as cloud
  • web applications
  • intranet
  • hadoop
  • all of the mentioned
Answer: hadoop
Q4 | Which of the following is the deployment model?
  • public
  • private
  • hybrid
  • all of the mentioned
Answer: all of the mentioned
Q5 | Which of the following is best known service model?
  • saas
  • iaas
  • paas
  • all of the mentioned
Answer: all of the mentioned
Q6 | Which of the following is the highest degree of integration in cloudcomputing?
  • saas
  • iaas
  • paas
  • all of the mentioned
Answer: saas
Q7 | Which of the architectural layer is used as a front end in cloud computing?
  • client
  • cloud
  • soft
  • all of the mentioned
Answer: client
Q8 | Which of the following benefit is provided by the PaaS service provider
  • a larger pool of qualified developers
  • more reliable operation
  • a logical design methodology
  • all of the mentioned
Answer: all of the mentioned
Q9 | Communication between services is done widely using                protocol
  • rest
  • soap
  • restful
  • none of thementioned
Answer: restful
Q10 | Which of the following provider rely on the virtual machine technology to deliver servers?
  • caas
  • aaas
  • paas
  • iaas
Answer: iaas
Q11 | Which of the following component is called hypervisor?
  • vgm
  • vmc
  • vmm
  • all of the mentioned
Answer: vmm
Q12 | Applications such as a Web server or database server that can run on a virtual machine image are referred to as      
  • virtual server
  • virtual appliances
  • machine imaging
  • all of the mentioned
Answer: virtual appliances
Q13 | Amazon Machine Images are virtual appliances that have been packaged to run on the grid of          nodes.
  • ben
  • xen
  • ken
  • zen
Answer: xen
Q14 |                      is a CPU emulator and virtual machine monitor
  • imaging
  • parallels
  • qemu
  • none of the mentioned
Answer: qemu
Q15 | The source of HDFS architecture in Hadoop originated as
  • google distributed filesystem
  • yahoo distributed filesystem
  • facebook distributed filesystem
  • amazon s3 storage
Answer: google distributed filesystem
Q16 | What is HDFS?
  • storage layer
  • batch processingengine
  • resourcemanagement layer
  • all of the above
Answer: storage layer
Q17 | Which among the following command is used to copy a directory from onenode to another in HDFS?
  • rcp
  • distcp
  • dcp
  • drcp
Answer: distcp
Q18 | Which utility is used for checking the health of an HDFS file system?
  • fsck
  • fchk
  • fsch
  • fcks
Answer: fsck
Q19 | Which among the following is the correct statement
  • datanode manage file systemnamespace
  • namenode stores metadata
  • namenode stores actual data
  • all of the above
Answer: namenode stores metadata
Q20 | What is default replication factor?
  • 1
  • 2
  • 3
  • 5
Answer: 3
Q21 | The namenode knows that the data node is active using a mechanism knownas
  • active pulse
  • data pulse
  • heartbeats
  • h-signal
Answer: heartbeats
Q22 | What is the default size of HDFS Data Block?
  • 16mb
  • 32mb
  • 64mb
  • 128mb
Answer: 128mb
Q23 | What is HDFS Block in Hadoop?
  • it is the logicalrepresentation of data
  • it is the physicalrepresentation of data
  • both the above
  • none of the above
Answer: it is the physicalrepresentation of data
Q24 | Which of the following is the correct statement?
  • datanode is the slave/worker node and holds the user data in the form ofdata blocks
  • each incoming file is broken into 32 mb by defaul
  • namenode stores user data in the form of data blocks
  • none of the above
Answer: datanode is the slave/worker node and holds the user data in the form ofdata blocks
Q25 | The need for data replication can arise in various scenarios like
  • replication factor ischanged
  • datanode goes down
  • data blocks getcorrupted
  • all of the above
Answer: all of the above
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