Quiznetik

Cloud Computing | Set 6

1. Which of the following is used for Web performance management and load testing?

Correct : B. webmetrics

2. Which of the following is application and infrastructure management software for hybrid multi-clouds?

Correct : C. univa ud

3. Which of the following is a compliance standard?

Correct : D. all of the mentioned

4. HTTP is a protocol

Correct : B. unidirectional

5. websocket is a Protocol

Correct : D. all of the above

6. Which of the following subject area deals with pay-as-you-go usage model?

Correct : A. accounting management

7. Point out the correct statement

Correct : B. cloud computing vendors run very reliable networks

8. captive requires that the cloud accommodate multiple compliance regimes.

Correct : B. policy-based

9. Security methods such as private encryption, VLANs and firewalls comes under subject area.

Correct : C. data privacy

10. Which of the following captive area deals with monitoring?

Correct : B. variable but under control

11. Network bottlenecks occur when data sets must be transferred

Correct : A. large

12. RDS is a type of database

Correct : A. sql

13. Dynamodb is type of storage

Correct : A. nonsql

14. Cloud are standardized in order to appeal to the majority of its audience.

Correct : B. slas

15. The reputation for cloud computing services for the quality of those services is shared by

Correct : C. tenants

16. is a function of the particular enterprise and application in an on- premises deployment.

Correct : B. vendor lock-in

17. computing refers to applications and services that run on a distributed network using virtualized resources.

Correct : B. cloud

18. . as a utility is a dream that dates from the beginning of the computing industry itself

Correct : B. computing

19. Which of the cloud concept is related to pooling and sharing of resources

Correct : C. virtualization

20. has many of the characteristics of what is now being called cloud computing

Correct : A. internet

21. Which of the following is the highest degree of integration in cloud computing?

Correct : A. saas

22. Communication between services is done widely using protocol

Correct : C. restful

23. Applications such as a Web server or database server that can run on a virtual machine image are referred to as

Correct : B. virtual appliances

24. Amazon Machine Images are virtual appliances that have been packaged to run on the grid of nodes.

Correct : B. xen

25. is a CPU emulator and virtual machine monitor

Correct : C. qemu

26. What is HDFS?

Correct : A. storage layer

27. Which among the following command is used to copy a directory from one node to another in HDFS?

Correct : B. distcp

28. Which among the following is the correct statement

Correct : B. namenode stores metadata

29. The namenode knows that the data node is active using a mechanism known as

Correct : C. heartbeats

30. What is HDFS Block in Hadoop?

Correct : B. it is the physical representation of data

31. Which of the following is the correct statement?

Correct : A. datanode is the slave/worker node and holds the user data in the form of data blocks

32. The need for data replication can arise in various scenarios like

Correct : D. all of the above

33. A file in HDFS that is smaller than a single block size

Correct : D. occupies only the size it needs and not the full block

34. Which among the following are the duties of the NameNodes

Correct : A. manage file system namespace

35. For the frequently accessed HDFS files the blocks are cached in

Correct : A. the memory of the data node

36. Which scenario demands highest bandwidth for data transfer between nodes

Correct : C. nodes in different data centers

37. Which among the following is the duties of the Data Nodes

Correct : D. perform read-write operation as per request for the clients

38. Amazon EC2 provides virtual computing environments, known as :

Correct : B. instances

39. Data stored in domains doesn’t require maintenance of a schema.

Correct : A. simpledb

40. Which of the following is a system for creating block level storage devices that can be used for Amazon Machine Instances in EC2 ?

Correct : B. amazon elastic block store

41. Which of the following type of virtualization is also characteristic of cloud computing

Correct : D. all of the mentioned

42. Which of the following is most important feature of cloud storage listed below ?

Correct : A. logon authentication

43. Which of the following backup create a cloned copy of your current data or drive ?

Correct : A. continuous data protection

44. Which of the following storage devices exposes its storage to clients as Raw storage that can be partitioned to create volumes ?

Correct : A. block

45. . Which of the following allows you to create instances of the MySQL database to support your Web sites?

Correct : C. amazon relational database service

46. Which of the following is not the feature of Network management systems?

Correct : D. none of the mentioned

47. The following flowchart is intended to evaluate in any cloud.

Correct : A. risk

48. Point out the wrong statement.

Correct : C. cloud computing doesn’t have vulnerabilities associated with internet applications

49. Which of the following is the operational domain of CSA(Cloud Security Alliance)?

Correct : B. portability and interoperability

50. Which of the following functional cloud computing hardware/software stack is the Cloud Reference Model?

Correct : A. cas

51. For the model, the security boundary may be defined for the vendor to include the software framework and middleware layer.

Correct : B. paas

52. Which of the following model allows vendor to provide security as part of the Service Level Agreement?

Correct : A. saas

53. Which of the following cloud does not require mapping?

Correct : A. public

54. Which of the following service model is owned in terms of infrastructure by both vendor and customer?

Correct : C. hybrid

55. Which of the following model type is not trusted in terms of security?

Correct : A. public

56. Which of the following has infrastructure security managed and owned by the vendor?

Correct : B. private/community

57. Point out the wrong statement.

Correct : D. all of the mentioned

58. is an application for collecting messages sent in RSS and Atom format from information providers.

Correct : A. google reader

59. Which of the following was developed an alternative to XML syndication by IETF?

Correct : A. atom publishing protocol

60. How many technologies are used for most of the syndicated content on the Internet?

Correct : B. 2

61. The full form of AJAX is

Correct : A. asynchronous javascript and xml

62. The advantages of Ajax is

Correct : D. all of these

63. The technology used to distribute service requests to resources is referred to as

Correct : C. load balancing

64. computing refers to applications and services that run on a distributed network using virtualized resources.

Correct : B. cloud

65. Cloud computing is an abstraction based on the notion of pooling physical resources and presenting them as a resource.

Correct : B. virtual

66. Amazon’s Elastic Compute Cloud (EC2) is a well known .

Correct : A. virtual machine

67. virtualization abstracts networking hardware and software into a virtual network that can be managed.

Correct : B. network

68. is used by Amazon Web Services to store copies of a virtual machine.

Correct : A. ami

69. In para-virtualization, VMs run on hypervisor that interacts with the hardware.

Correct : B. false

70. An operating system running on a Type VM is a full virtualization.

Correct : A. 1

71. What makes Ajax unique?

Correct : D. it makes data requests asynchronously

72. JavaScript is also called server-side JavaScript.

Correct : C. livewire

73. Which of the following visualization is most commonly achieved through a mapping mechanism where a logical storage address is translated into a physical storage address?

Correct : A. storage

74. Point out the wrong statement.

Correct : B. instantiating a virtual machine is a very slow process

75. AMI(Amazon Machine Image) imaging service is provided by Amazon for

Correct : D. all of the mentioned

76. Amazon Web Services (AWS) is an example of

Correct : B. infrastructure as a service (iaas)

77. Which of the following is Type 1 Hypervisor ?

Correct : D. lynxsecure

78. In the virtual machine simulates hardware, so it can be independent of the underlying system hardware.

Correct : C. emulation

79. In a scheme, the VM is installed as a Type 1 Hypervisor directly onto the hardware.

Correct : B. full virtualization

80. Order of Virtual Machine Life Cycle i) Release Ms ii) IT Service Request iii) VM in operation iv) VM Provision

Correct : D. ii, iv, iii & i

81. Which type of Hypervisor is shown in the following figure ?

Correct : B. type 2

82. where a VM can be moved from one physical machine to another even as it continues to execute.

Correct : C. live migration

83. Point out the wrong statement :

Correct : C. google uses hardware virtualization

84. Which of the following should be placed in second lowermost layer for the following figure ?

Correct : A. host operating system

85. Point out the wrong statement :

Correct : B. all cpus support virtual machines

86. Which of the following type of virtualization is found in hypervisor such as Microsoft’s Hyper-V ?

Correct : A. paravirtualization

87. Point out the wrong statement :

Correct : A. full virtualization requires that the host operating system provide a virtual machine interface for the guest operating system and that the guest access hardware through that host vm

88. Which of the following operating system support operating system virtualization ?

Correct : B. sun solaris

89. In multiple VM processing, CPU is alloted to the different processes in form of:

Correct : A. space slices by the os

90. Point out the wrong statement.

Correct : B. amazon plans to extend the capabilities of vpc to integrate with other systems in the amazon cloud computing portfolio

91. Which of the following is a method for bidding on unused EC2 capacity based on the current spot price?

Correct : C. spot instance

92. Which of the following instance has an hourly rate with no long-term commitment?

Correct : A. on-demand instance

93. Which of the following tool is used for measuring I/O of your systems to estimate these transaction costs?

Correct : B. iostat

94. Point out the wrong statement.

Correct : A. the cost of creating an ebs volume is lesser than creating a similarly sized s3 bucket

95. Amazon EMR uses Hadoop processing combined with several   products.

Correct : A. aws

96. What is a virtual server platform that allows users to create and run virtual machines on Amazon’s server farm.

Correct : B. ec2

97. is the central application in the AWS portfolio.

Correct : B. amazon elastic compute cloud

98. Point out the correct statement.

Correct : B. amazon.com’s services represent the largest pure infrastructure as a service (iaas)

99. Which of the following provides access for developers to charge Amazon’s customers for their purchases?

Correct : C. fps

100. Which of the following uses an authentication device?

Correct : D. multi-factor authentication