Cloud Computing Fundamentals: Definition and Overview

Question 1

Which of the following best describes a key characteristic of cloud computing?

Accepted Answer

On-demand self-service

Answer

Limited customization options

Answer

High upfront investment costs

Answer

Centralized infrastructure

Question 2

Which cloud service model offers users access to a complete virtualized infrastructure?

Accepted Answer

IaaS

Answer

PaaS

Answer

SaaS

Answer

BaaS

Question 3

Which cloud deployment model involves the cloud provider managing the cloud infrastructure exclusively for a single customer?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Community cloud

Question 4

What is the term used to describe the umbrella category for all cloud service models, including IaaS, PaaS, and SaaS?

Accepted Answer

XaaS

Answer

CloudX

Answer

aaS

Answer

IaaS+

Question 5

What is the term for the practice of distributing data and applications across multiple cloud providers?

Accepted Answer

Multi-cloud management

Answer

Cloud federation

Answer

Hybrid cloud integration

Answer

Cloud migration

Question 6

To ensure flexibility and scalability in cloud-based applications, which design principle is essential?

Accepted Answer

Loose coupling and microservices

Answer

Monolithic architecture

Answer

Centralized data storage and processing

Answer

Avoidance of cloud-native services

Question 7

Explain horizontal scaling in cloud computing. Provide an example of its practical application.

Accepted Answer

Horizontal scaling involves adding more servers or instances to handle increased workload.

Answer

Horizontal scaling involves reducing resources to save costs.

Answer

Horizontal scaling provides access to pre-built applications.

Answer

Horizontal scaling is not suitable for applications requiring extensive memory.

Question 8

Which of the following is NOT a defining characteristic of cloud computing?

Accepted Answer

Local data storage

Answer

On-demand self-service

Answer

Unlimited resources

Answer

Pay-as-you-go pricing

Question 9

For organizations seeking complete control over their infrastructure, which cloud deployment model is most suitable?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Multi-cloud

Question 10

Which of the following is NOT a characteristic of cloud computing?

Accepted Answer

Limited customization

Answer

On-demand self-service

Answer

Ubiquitous network access

Answer

Location-independent resource pooling

Question 11

Which type of cloud service offers a pre-configured software platform for developers?

Accepted Answer

Platform as a Service (PaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Software as a Service (SaaS)

Answer

Security as a Service (SECaaS)

Question 12

Which deployment model provides a dedicated cloud environment with enhanced security and control?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Community cloud

Question 13

Which service model encompasses the provision of infrastructure, platforms, and software as a service?

Accepted Answer

Everything as a Service (XaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Hardware as a Service (HaaS)

Question 14

Which cloud service type provides access to computing resources such as servers, storage, and networks?

Accepted Answer

IaaS

Answer

PaaS

Question 15

Which deployment model involves sharing cloud resources with other organizations, potentially reducing costs?

Accepted Answer

Public

Answer

Private

Question 16

Which term represents the abstraction of cloud services as a utility, similar to electricity or water?

Accepted Answer

XaaS

Answer

SaaS

Question 17

What is a potential challenge associated with cloud computing?

Accepted Answer

Data security concerns and vendor lock-in

Answer

Vendor lock-in

Question 18

Which of these is NOT a characteristic of cloud computing?

Accepted Answer

Deterministic performance

Answer

Location-independence

Question 19

Which type of cloud service provides pre-built applications that can be accessed over the internet, reducing the need for custom development?

Accepted Answer

SaaS

Answer

PaaS

Question 20

Identify the cloud deployment model where a third-party provider hosts and manages cloud services:

Accepted Answer

Public cloud

Answer

Private cloud

Answer

Hybrid cloud

Answer

Community cloud

Question 21

Which cloud service model provides a comprehensive platform for developers to build, deploy, and manage applications?

Accepted Answer

PaaS

Answer

IaaS

Answer

SaaS

Answer

XaaS

Question 22

Identify the option that does NOT represent a challenge associated with cloud computing:

Accepted Answer

Enhanced performance

Answer

Potential data security concerns

Answer

Vendor lock-in

Answer

Limited customization options

Question 23

Define the term that encapsulates the on-demand availability of shared computing resources over the internet:

Accepted Answer

Cloud computing

Answer

Virtualization

Answer

Distributed computing

Answer

Grid computing

Question 24

Which statement best describes the 'on-demand' feature of cloud computing?

Accepted Answer

Users can access and release resources as needed.

Answer

Resources are always available, regardless of usage.

Answer

Cloud providers charge a flat fee for all resources.

Question 25

Analyze the advantages and challenges of adopting a hybrid cloud deployment model.

Accepted Answer

Cost-effectiveness and flexibility, but increased complexity and security risks.

Answer

Improved performance and reduced costs, but limited scalability and vendor lock-in.

Answer

Enhanced security and control, but higher costs and reduced flexibility.

Answer

Improved reliability and scalability, but reduced cost-effectiveness and increased latency.

Question 26

Which of the following is NOT a characteristic of cloud computing?

Accepted Answer

Dedicated physical storage

Answer

On-demand self-service

Answer

Broad network access

Answer

Resource pooling

Question 27

What is the term for the ability of cloud computing resources to be scaled up or down as needed?

Accepted Answer

Elasticity

Answer

Portability

Answer

Reliability

Answer

Security

Question 28

Which of the following is a key difference between a public cloud and a private cloud?

Accepted Answer

Both ownership and access

Answer

Ownership

Answer

Access

Answer

Scalability

Question 29

What is the term for the process of moving existing systems and data to a cloud environment?

Accepted Answer

Cloud migration

Answer

Cloud provisioning

Answer

Cloud scaling

Answer

Cloud security

Question 30

Which of the following statements about cloud computing is NOT accurate?

Accepted Answer

Cloud computing is typically more expensive than on-premises infrastructure.

Answer

Cloud computing offers on-demand self-service access to resources.

Answer

Cloud users are oblivious to the location of the resources they are using.

Answer

Cloud services are highly scalable, allowing users to adjust resources as needed.

Question 31

Which cloud deployment model provides the highest level of control over the underlying infrastructure to the user?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Multi cloud

Question 32

Which cloud service model offers users access to complete applications and services over the internet?

Accepted Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Serverless Computing

Question 33

Which of the following deployment models combines the benefits of public and private clouds?

Accepted Answer

Hybrid cloud

Answer

Multi cloud

Answer

Private cloud

Answer

Community cloud

Question 34

Which of the following cloud services provides access to resizable virtual server instances?

Accepted Answer

Amazon EC2

Answer

Google Cloud Storage

Answer

Microsoft Azure SQL Database

Answer

Salesforce

Question 35

Which of the following is the most comprehensive definition of cloud computing, as defined by the National Institute of Standards and Technology (NIST)?

Accepted Answer

On-demand access to a shared pool of configurable computing resources that can be provisioned and released with minimal management effort or service provider interaction.

Answer

Hosting applications and data on servers located in remote data centers.

Answer

The use of virtualization to create multiple virtual machines on a single physical server.

Question 36

Which characteristic of cloud computing distinguishes it from traditional IT environments?

Accepted Answer

Elasticity

Answer

Security

Answer

Reliability

Answer

Scalability

Question 37

Which of the following is a potential challenge associated with the adoption of cloud computing?

Accepted Answer

Data security and privacy concerns

Answer

High latency

Answer

Incompatibilities with legacy systems

Answer

Limited customization options

Question 38

What is the primary benefit of utilizing Software as a Service (SaaS) in cloud computing?

Accepted Answer

Reduced IT maintenance and support costs

Answer

Ability to run proprietary software

Answer

Enhanced data security

Answer

Increased control over infrastructure

Question 39

Which cloud deployment model is ideal for organizations that require complete control over their IT infrastructure and security?

Accepted Answer

Private cloud

Answer

Community cloud

Answer

Public cloud

Answer

Hybrid cloud

Question 40

Which of the following is NOT a key characteristic of cloud computing?

Accepted Answer

Physical location of resources is transparent to users

Answer

On-demand self-service

Answer

Measured service

Answer

Broad network access

Question 41

What is the future outlook for cloud computing, according to industry experts?

Accepted Answer

Continued growth and expansion into new areas of application

Answer

Decline due to security concerns

Answer

Stagnation due to limited innovation

Answer

Replacement by a new, disruptive technology

Question 42

Which of the following best describes the role of Platform as a Service (PaaS) in cloud computing?

Accepted Answer

Provides a platform for developers to build, test, and deploy applications without managing the underlying infrastructure.

Answer

Provides virtualized hardware resources for organizations to run their own software.

Answer

Offers pre-configured applications and services to end-users.

Question 43

Which cloud service model is best suited for organizations that require high levels of customization and control over their IT environment?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Question 44

Which concept refers to the ability of cloud services to be accessed from anywhere with an internet connection?

Accepted Answer

Ubiquity

Answer

Scalability

Answer

Reliability

Answer

Elasticity

Question 45

Which of the following is NOT a type of cloud computing service?

Accepted Answer

Hardware as a Service (HaaS)

Answer

Software as a Service (SaaS)

Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Question 46

Which layer of the cloud computing stack provides access to underlying infrastructure resources?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Software as a Service (SaaS)

Answer

Function as a Service (FaaS)

Answer

Platform as a Service (PaaS)