WGU D282 Final Exam – Cloud Foundations Review
| 100% Verified Questions & Answers | Grade A
Category: Core Cloud Concepts
1. What is the definition of cloud computing according to NIST?
A) A network of remote servers connected over the internet.
B) A model for enabling ubiquitous, convenient, on-demand network access to a shared
pool of configurable computing resources.
C) The practice of using a network of remote servers hosted on the Internet to store,
manage, and process data.
D) Virtualized data centers available over an internet connection.
Answer: B
2. Which cloud computing essential characteristic allows resources to be provisioned
without human interaction from the service provider?
A) Broad Network Access
B) Rapid Elasticity
C) On-Demand Self-Service
D) Resource Pooling
Answer: C
3. What does "Resource Pooling" mean in cloud computing?
A) Resources are dedicated to a single customer.
B) The provider’s computing resources are pooled to serve multiple consumers.
C) Resources are stored in a large swimming pool for cooling.
D) Customers share the exact same physical hardware component.
Answer: B
4. The ability to scale resources outward and inward is known as:
A) On-Demand Self-Service
B) Rapid Elasticity
C) Measured Service
D) Resource Pooling
Answer: B
5. Which characteristic allows for cloud systems to automatically control and optimize
resource use by leveraging a metering capability?
A) On-Demand Self-Service
, B) Rapid Elasticity
C) Measured Service
D) Broad Network Access
Answer: C
Category: Cloud Service Models
6. Which cloud service model provides the customer with managed infrastructure, but
requires the customer to manage the OS, platforms, and applications?
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
7. A company uses Microsoft Office 365, which is accessed via a web browser. What
service model is this?
A) IaaS
B) PaaS
C) SaaS
D) CaaS
Answer: C
8. A developer wants to deploy an application without managing the underlying
operating system or servers. Which model should they use?
A) IaaS
B) PaaS
C) SaaS
D) On-Premises
Answer: B
9. Which AWS service is an example of IaaS?
A) Amazon RDS
B) Amazon EC2
C) AWS Lambda
D) Amazon S3
Answer: B
10. The shared responsibility model dictates that in an IaaS model, the customer is
responsible for:
, A) Physical security of the data center
B) Network infrastructure
C) Securing the guest operating system
D) Cooling and power
Answer: C
Category: Cloud Deployment Models
11. A cloud infrastructure provisioned for exclusive use by a single organization is known
as:
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Community Cloud
Answer: B
12. Which deployment model uses a combination of public and private clouds, bound
together by technology?
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Multi-Cloud
Answer: C
13. AWS, Azure, and GCP are all examples of what type of cloud deployment model?
A) Private Cloud
B) Hybrid Cloud
C) Public Cloud
D) Community Cloud
Answer: C
14. A company runs its sensitive financial data on a private cloud but uses a public cloud
for its customer-facing website. This is an example of:
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Multi-Cloud
Answer: C
, 15. Using services from multiple cloud providers (e.g., AWS and Azure) is referred to as a:
A) Hybrid Cloud
B) Public Cloud
C) Private Cloud
D) Multi-Cloud strategy
Answer: D
Category: AWS Global Infrastructure
16. What is an AWS Region?
A) A single data center.
B) A collection of Edge Locations.
C) A geographical area with multiple, isolated Availability Zones.
D) The physical location of AWS headquarters.
Answer: C
17. What is an Availability Zone (AZ)?
A) A content delivery network endpoint.
B) One or more discrete data centers with redundant power, networking, and
connectivity.
C) A specific AWS service.
D) A global network of points of presence.
Answer: B
18. Why would you deploy resources across multiple Availability Zones?
A) To reduce latency for global users.
B) For increased fault tolerance and high availability.
C) To lower costs.
D) Because it is required by all AWS services.
Answer: B
19. What is the purpose of an AWS Edge Location?
A) To host EC2 instances.
B) To store primary database backups.
C) To cache content for lower latency delivery via Amazon CloudFront.
D) To provide a secure connection to on-premises data centers.
Answer: C
20. How can you achieve the lowest latency for a global web application?
A) Use only one large instance in a single Region.
| 100% Verified Questions & Answers | Grade A
Category: Core Cloud Concepts
1. What is the definition of cloud computing according to NIST?
A) A network of remote servers connected over the internet.
B) A model for enabling ubiquitous, convenient, on-demand network access to a shared
pool of configurable computing resources.
C) The practice of using a network of remote servers hosted on the Internet to store,
manage, and process data.
D) Virtualized data centers available over an internet connection.
Answer: B
2. Which cloud computing essential characteristic allows resources to be provisioned
without human interaction from the service provider?
A) Broad Network Access
B) Rapid Elasticity
C) On-Demand Self-Service
D) Resource Pooling
Answer: C
3. What does "Resource Pooling" mean in cloud computing?
A) Resources are dedicated to a single customer.
B) The provider’s computing resources are pooled to serve multiple consumers.
C) Resources are stored in a large swimming pool for cooling.
D) Customers share the exact same physical hardware component.
Answer: B
4. The ability to scale resources outward and inward is known as:
A) On-Demand Self-Service
B) Rapid Elasticity
C) Measured Service
D) Resource Pooling
Answer: B
5. Which characteristic allows for cloud systems to automatically control and optimize
resource use by leveraging a metering capability?
A) On-Demand Self-Service
, B) Rapid Elasticity
C) Measured Service
D) Broad Network Access
Answer: C
Category: Cloud Service Models
6. Which cloud service model provides the customer with managed infrastructure, but
requires the customer to manage the OS, platforms, and applications?
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
7. A company uses Microsoft Office 365, which is accessed via a web browser. What
service model is this?
A) IaaS
B) PaaS
C) SaaS
D) CaaS
Answer: C
8. A developer wants to deploy an application without managing the underlying
operating system or servers. Which model should they use?
A) IaaS
B) PaaS
C) SaaS
D) On-Premises
Answer: B
9. Which AWS service is an example of IaaS?
A) Amazon RDS
B) Amazon EC2
C) AWS Lambda
D) Amazon S3
Answer: B
10. The shared responsibility model dictates that in an IaaS model, the customer is
responsible for:
, A) Physical security of the data center
B) Network infrastructure
C) Securing the guest operating system
D) Cooling and power
Answer: C
Category: Cloud Deployment Models
11. A cloud infrastructure provisioned for exclusive use by a single organization is known
as:
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Community Cloud
Answer: B
12. Which deployment model uses a combination of public and private clouds, bound
together by technology?
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Multi-Cloud
Answer: C
13. AWS, Azure, and GCP are all examples of what type of cloud deployment model?
A) Private Cloud
B) Hybrid Cloud
C) Public Cloud
D) Community Cloud
Answer: C
14. A company runs its sensitive financial data on a private cloud but uses a public cloud
for its customer-facing website. This is an example of:
A) Public Cloud
B) Private Cloud
C) Hybrid Cloud
D) Multi-Cloud
Answer: C
, 15. Using services from multiple cloud providers (e.g., AWS and Azure) is referred to as a:
A) Hybrid Cloud
B) Public Cloud
C) Private Cloud
D) Multi-Cloud strategy
Answer: D
Category: AWS Global Infrastructure
16. What is an AWS Region?
A) A single data center.
B) A collection of Edge Locations.
C) A geographical area with multiple, isolated Availability Zones.
D) The physical location of AWS headquarters.
Answer: C
17. What is an Availability Zone (AZ)?
A) A content delivery network endpoint.
B) One or more discrete data centers with redundant power, networking, and
connectivity.
C) A specific AWS service.
D) A global network of points of presence.
Answer: B
18. Why would you deploy resources across multiple Availability Zones?
A) To reduce latency for global users.
B) For increased fault tolerance and high availability.
C) To lower costs.
D) Because it is required by all AWS services.
Answer: B
19. What is the purpose of an AWS Edge Location?
A) To host EC2 instances.
B) To store primary database backups.
C) To cache content for lower latency delivery via Amazon CloudFront.
D) To provide a secure connection to on-premises data centers.
Answer: C
20. How can you achieve the lowest latency for a global web application?
A) Use only one large instance in a single Region.
