DBATU Remedial Exam MCQ Questions and Answers

DBATU Remedial Exam MCQ Questions and Answers For Cloud Computing:

 multiple-choice questions about cloud computing along with their answers:

1. What is cloud computing?

   a) A type of computer hardware

   b) A software development methodology

   c) A network of interconnected servers

   d) A model for delivering computing resources over the internet

   Answer: d) A model for delivering computing resources over the internet

2. Which of the following is not a cloud computing deployment model?

   a) Public cloud

   b) Private cloud

   c) Hybrid cloud

   d) Local cloud

   Answer: d) Local cloud

3. What is the main advantage of cloud computing?

   a) Lower cost of ownership

   b) Faster processing speed

   c) Offline availability

   d) Physical data storage

   Answer: a) Lower cost of ownership

4. What does SaaS stand for in cloud computing?

   a) Software and Applications Service

   b) System as a Service

   c) Storage as a Service

   d) Software as a Service

   Answer: d) Software as a Service

5. Which cloud computing service model provides virtual machines and storage resources?

   a) Infrastructure as a Service (IaaS)

   b) Platform as a Service (PaaS)

   c) Software as a Service (SaaS)

   d) Function as a Service (FaaS)

   Answer: a) Infrastructure as a Service (IaaS)

6. What does PaaS stand for in cloud computing?

   a) Platform as a Service

   b) Programming as a Service

   c) Performance as a Service

   d) Protocol as a Service

   Answer: a) Platform as a Service

7. Which of the following is an example of a public cloud service provider?

   a) Amazon Web Services (AWS)

   b) Microsoft Azure

   c) Google Cloud Platform (GCP)

   d) All of the above

   Answer: d) All of the above

8. What is the concept of elasticity in cloud computing?

   a) The ability to rapidly scale computing resources up or down as needed

   b) The use of encryption to secure data in transit and at rest

   c) The deployment of multiple redundant servers for fault tolerance

   d) The ability to migrate applications between different cloud providers

   Answer: a) The ability to rapidly scale computing resources up or down as needed

9. What is a virtual machine in cloud computing?

   a) A physical server hosted in a data center

   b) A software emulation of a physical computer

   c) A storage device for cloud-based applications

   d) A network protocol for cloud communication

   Answer: b) A software emulation of a physical computer

10. What is the role of a hypervisor in cloud computing?

    a) To manage virtual machines and allocate computing resources

    b) To secure data transmission over the internet

    c) To authenticate users and control access to cloud resources

    d) To monitor and analyze cloud performance metrics

    Answer: a) To manage virtual machines and allocate computing resources

11. What is the main difference between cloud computing and traditional hosting?

    a) Cloud computing requires physical hardware, while traditional hosting uses virtual machines.

    b) Cloud computing offers on-demand scalability and resource pooling, while traditional hosting has fixed resources.

    c) Cloud computing is more expensive than traditional hosting.

    d) Cloud computing is limited to specific industries, while traditional hosting is more versatile.

    Answer: b) Cloud computing offers on-demand scalability and resource pooling, while traditional hosting has fixed resources.

12. What is the purpose of load balancing in cloud computing?

    a) To distribute network traffic evenly across multiple

servers to optimize performance

    b) To encrypt data in transit between cloud servers and clients

    c) To backup and restore data in case of system failure

    d) To secure data stored in the cloud against unauthorized access

    Answer: a) To distribute network traffic evenly across multiple servers to optimize performance

13. What is the concept of multi-tenancy in cloud computing?

    a) The ability to run multiple operating systems on a single virtual machine

    b) The sharing of computing resources and infrastructure among multiple users or tenants

    c) The ability to migrate virtual machines between different cloud providers

    d) The use of multiple cloud service providers for redundancy and fault tolerance

    Answer: b) The sharing of computing resources and infrastructure among multiple users or tenants

14. What is the purpose of data replication in cloud computing?

    a) To backup and restore data in case of system failure

    b) To encrypt data in transit between cloud servers and clients

    c) To distribute network traffic evenly across multiple servers

    d) To secure data stored in the cloud against unauthorized access

    Answer: a) To backup and restore data in case of system failure

15. Which cloud computing service model provides a complete development and deployment environment?

    a) Infrastructure as a Service (IaaS)

    b) Platform as a Service (PaaS)

    c) Software as a Service (SaaS)

    d) Function as a Service (FaaS)

    Answer: b) Platform as a Service (PaaS)

16. What is the role of a CDN (Content Delivery Network) in cloud computing?

    a) To provide secure access control for cloud resources

    b) To distribute network traffic across multiple servers

    c) To optimize the delivery of content to end-users based on their geographic location

    d) To monitor and analyze cloud performance metrics

    Answer: c) To optimize the delivery of content to end-users based on their geographic location

17. What is the primary concern related to data privacy in cloud computing?

    a) Unauthorized access to data by third parties

    b) Limited availability of cloud resources

    c) Compatibility issues between cloud service providers

    d) Scalability and elasticity of cloud infrastructure

    Answer: a) Unauthorized access to data by third parties

18. What is the concept of serverless computing in cloud computing?

    a) The use of physical servers hosted in a data center

    b) The allocation of fixed resources for each virtual machine

    c) The ability to run applications without managing or provisioning servers

    d) The use of dedicated servers for enhanced security

    Answer: c) The ability to run applications without managing or provisioning servers

19. Which of the following is an example of a cloud storage service?

    a) Amazon S3

    b) Google Docs

    c) Dropbox

    d) All of the above

    Answer: d) All of the above

20. What is the purpose of autoscaling in cloud computing?

    a) To automatically adjust the computing resources based on demand

    b) To encrypt data stored in the cloud

    c) To backup data in multiple data centers for redundancy

    d) To optimize network performance for cloud-based applications

    Answer: a) To automatically adjust the computing resources based on demand

21. What is the term used to describe the process of transferring data from a local environment to the cloud?

    a) Cloud migration

    b) Cloud synchronization

    c) Cloud replication

    d) Cloud deployment

    Answer: a) Cloud migration

22. What is a virtual private cloud (VPC)?

    a) A cloud computing model used exclusively for virtual reality applications

    b)A private network segment within a public cloud infrastructure

    b) A cloud-based storage solution for virtual machines

    c) A cloud computing service model for managing virtual servers

    d) A virtual environment for running legacy applications in the cloud

    Answer: a) A private network segment within a public cloud infrastructure

23. What is the concept of data sovereignty in cloud computing?

    a) The responsibility of cloud service providers to protect user data

    b) The ability to migrate data between different cloud providers

    c) The requirement to comply with local data protection regulations

    d) The process of encrypting data in transit and at rest

    Answer: c) The requirement to comply with local data protection regulations

24. What is the purpose of a service-level agreement (SLA) in cloud computing?

    a) To define the responsibilities and expectations between cloud service providers and users

    b) To ensure secure access control for cloud resources

    c) To optimize the delivery of content to end-users

    d) To monitor and analyze cloud performance metrics

    Answer: a) To define the responsibilities and expectations between cloud service providers and users

25. What is the concept of cloud bursting in cloud computing?

    a) The process of migrating data from a local environment to the cloud

    b) The use of multiple cloud service providers for redundancy and fault tolerance

    c) The ability to scale resources to a public cloud during peak demand periods

    d) The automatic replication of data across multiple data centers for resilience

    Answer: c) The ability to scale resources to a public cloud during peak demand periods

26. What is the purpose of data deduplication in cloud storage?

    a) To optimize network performance for cloud-based applications

    b) To ensure secure access control for cloud resources

    c) To reduce storage costs by eliminating redundant data

    d) To backup and restore data in case of system failure

    Answer: c) To reduce storage costs by eliminating redundant data

27. What is the difference between horizontal scaling and vertical scaling in cloud computing?

    a) Horizontal scaling refers to adding more servers, while vertical scaling refers to upgrading the existing servers.

    b) Horizontal scaling refers to upgrading the existing servers, while vertical scaling refers to adding more servers.

    c) Horizontal scaling refers to scaling resources across multiple cloud providers, while vertical scaling refers to scaling within a single provider.

    d) Horizontal scaling refers to scaling storage resources, while vertical scaling refers to scaling computing resources.

    Answer: a) Horizontal scaling refers to adding more servers, while vertical scaling refers to upgrading the existing servers.

28. Which cloud computing service model provides developers with a serverless execution environment for running code?

    a) Infrastructure as a Service (IaaS)

    b) Platform as a Service (PaaS)

    c) Software as a Service (SaaS)

    d) Function as a Service (FaaS)

    Answer: d) Function as a Service (FaaS)

29. What is the concept of data gravity in cloud computing?

    a) The tendency of data to be attracted to large cloud service providers

    b) The process of migrating data between different cloud providers

    c) The requirement to comply with data protection regulations

    d) The ability to scale resources up or down based on demand

    Answer: a) The tendency of data to be attracted to large cloud service providers

30. Which of the following is not a cloud computing characteristic?

    a) On-demand self-service

    b) Broad network access

    c) Centralized control and management

    d) Resource pooling

    Answer: c) Centralized control and management

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