Unit1 : Introduction to Cloud Computing -Question Bank

Unit1 : Introduction to Cloud Computing -Question Bank

1. How does cloud computing aim to provide computing resources in a fully virtualized manner?

2. What is utility computing and how does it relate to cloud computing?

3. Define cloud computing and its unique characteristics according to different sources.

4. What are the key characteristics of cloud computing according to the University of California Berkeley report?

5. How does the National Institute of Standards and Technology (NIST) characterise cloud computing?

6. How do Armbrust et al. define cloud computing?

7. What are some common characteristics of a cloud computing environment?

8. With diagram explains the roots of cloud computing. 

9. How has cloud computing realised the long-held dream of delivering computing as a utility?

10. How did the shift from mainframes to utility computing influence the development of cloud computing?

11. What is the role of Web services, service-oriented architectures, and Web 2.0 in the context of cloud computing?

12. How has grid computing contributed to the advancement of cloud computing?

13. What are the benefits of hardware virtualization in cloud computing?

14. What is a virtual appliance, and how does it facilitate software customization and deployment in cloud environments?

15. What is the Open Virtualization Format (OVF) and how does it address interoperability challenges in virtualized environments?

16. What is autonomic computing, and how does it relate to the management of large data centers in cloud computing?

17. How does the concept of utility computing align with the principles of cloud computing?

18. What are some key features of cloud computing that make it an attractive option for businesses and individuals?

19. How does the concept of service-oriented architecture (SOA) contribute to the development of cloud computing applications?

20. What are some challenges and considerations in ensuring quality of service (QoS) in grid and cloud computing environments?

21. How does hardware virtualization enable workload isolation, consolidation, and migration in cloud computing?

22. How do virtual appliances simplify software deployment and portability in cloud environments?

23. What are the three classes of cloud computing services based on abstraction level and service model?

24. Describe Infrastructure as a Service (IaaS) and provide an example of an IaaS provider.

25. What is Platform as a Service (PaaS) and how does it differ from IaaS? Provide an example of a PaaS platform.

26. Define Software as a Service (SaaS) and explain its benefits for customers and providers. Give an example of a SaaS provider.

27. What are the four deployment models in cloud computing? Provide brief definitions for each model.

28. How does a public cloud differ from a private cloud?

29. What is a community cloud and what characteristics distinguish it from other deployment models?

30. Explain the concept of a hybrid cloud and provide an example of its use.

31. How can a private cloud be created from an existing infrastructure? What advantages does it offer?

32. What is cloud bursting and how does it relate to hybrid clouds?

33. How does a cloud stack or layered architecture provide a foundation for cloud computing services?

34. What is the role of a core middleware in an integrated cloud architecture?

35. How do cloud development environments build upon infrastructure services to offer application development capabilities?

36. How do applications in the Software as a Service (SaaS) layer of the cloud stack interact with end users?

37. What are the desired Features of a cloud ?

38. What is the significance of self-service in cloud computing? Why is it important for consumers?

39. Explain the concept of per-usage metering and billing in cloud computing. Why is it beneficial for users?

40. How does elasticity play a crucial role in cloud computing? What are the expectations of users regarding elasticity?

41. Discuss the importance of customization in a multi-tenant cloud environment. Why is it necessary to offer highly customizable resources?

42. What are the key features that enable self-service access in cloud computing?

43. How can cloud providers implement efficient metering and billing mechanisms for per-usage pricing?

44. Explain the concept of scale up and scale down in relation to elasticity in cloud computing.

45. What are some challenges in achieving rapid resource provisioning in cloud environments?

46. Compare the level of customization available in infrastructure services, PaaS, and SaaS models.

47. Discuss the trade-off between customization and general-purpose computing in cloud services.

48. What is the main challenge faced by IaaS providers in building a cloud infrastructure? Explain the concept of managing physical and virtual resources holistically.

49. What is a virtual infrastructure manager (VIM) in cloud computing? How does it resemble a traditional operating system?

50. Differentiate between cloud toolkits and virtual infrastructure managers in terms of their functionality and features.

51. What are the primary features that distinguish cloud toolkits from VIMs? Why is the availability of a remote cloud-like interface important?

52. List and explain the basic and advanced features commonly available in virtual infrastructure managers (VIMs) for managing cloud infrastructures.

53. How does virtualization support contribute to the multi-tenancy aspect of clouds? Why is hardware virtualization ideal for creating a virtual infrastructure?

54. Discuss the significance of self-service, on-demand resource provisioning in cloud computing. How does it enhance the user experience?

55. Why do some virtual infrastructure managers support multiple backend hypervisors? How does this benefit cloud environments?

56. What is storage virtualization in the context of cloud infrastructure management? How does it abstract logical storage from physical storage?

57. Explain the concept of an interface to public clouds in virtual infrastructure managers. How does it enable hybrid cloud setups and transparent resource usage?

58. Explain the reservation and negotiation mechanism in virtual infrastructure managers. How does it support advance reservations and complex resource requests?

59. What is the high availability (HA) feature in VI managers? How does it minimize application downtime and ensure business continuity?

60. Write a Short Note on 

1. VMWare ESXi.

2. Xen.

3. KVM

61. What are the different layers of cloud computing?

62. With example, explain different  deployment models in cloud computing ?

63. What are the desired features of cloud computing?

64. What is Cloud Infrastructure Management and what are desired features of Cloud Infrastructure Management?

65. What are the required features of  INFRASTRUCTURE AS A SERVICE PROVIDERS ? explain with few example case studies. 

66. What are the required features of PLATFORM AS A SERVICE PROVIDERS ? explain with few example case studies. 

67. List out the challenges  and risks associated with cloud computing.

68. Why is cloud computing considered a disruptive model of IT? Explain the concept of a "disruptive techno-commercial model" in the context of cloud computing.

69. What are the key issues and dilemmas faced by decision makers, architects, and systems managers when trying to understand and leverage cloud computing for their IT needs?

70. What are some of the questions that decision makers need to consider when migrating their applications to the cloud? Provide examples of such questions.

71. Describe the Seven-Step Model of Migration into the Cloud. How can it help organisations in their cloud migration journey?

72. What are some of the challenges and limitations faced by cloud service vendors in offering cloud computing services? 

73. Explain the concept of cloudonomics and its impact on small and medium business enterprises. How does leveraging the cloud for seasonal IT loads result in economic savings?

74. Discuss the promise of the cloud from both a business and technology perspective. How has it influenced the migration of non-mission critical IT needs to cloud services?

75. How do IaaS, PaaS, and SaaS differ in terms of their usage and benefits? Provide examples of cloud service offerings in each category.

76. What are the three deployment models for cloud application deployment and consumption? Explain the concepts of public clouds, private clouds, and hybrid clouds.

77. What are some of the challenges faced in implementing cloud computing services? Focus on the challenges related to security and system management.

78. How does the Cloud Security Alliance address the security challenges associated with cloud computing? What role does it play in ensuring secure cloud services?

79. What are the key factors that need to be considered when evaluating cloud service offerings? Discuss the importance of reliability, network latency, bandwidth, and resource management.

80.  What are the economic and business reasons for migrating an enterprise application into the cloud? What are the technological reasons for migration?

81. Explain the different levels at which migration can happen: application, code, design, architecture, and usage. Provide examples of each level.

82. How does the cloudonomics concept play a role in the decision to migrate into the cloud? Discuss the factors that impact the economic feasibility of migration.

83. What is the significance of migration assessments in the cloud migration process? How can proof of concepts and prototypes help in making migration decisions?

84. Describe the technique of using a weighted questionnaire for decision making in cloud migration. How does it help in evaluating different factors and making informed decisions?

85. Explain the Seven-Step Model of Migration into the Cloud. What are the key steps involved in this model? How does it help in structuring the migration process?

86. How does the Seven-Step Model differ from the typical phased approach to migration, such as the one used in Amazon AWS? Discuss the advantages and versatility of the Seven-Step Model.

87. What are the risks associated with cloud migration projects? How can these risks be identified and mitigated? Discuss the role of testing and validation in risk mitigation.

88. How can the cloud migration process be optimized and iterated upon? Discuss the importance of continuous improvement and optimization in ensuring a successful migration.

89. What are some best practices and components of the Seven-Step Model of Migration into the Cloud? Discuss the importance of comprehensive planning, architecture, and testing in the migration process.

90. Explain the  broad approaches to migrating into the cloud.