Cloud Computing Overview: Definition and Characteristics

Question 1

Which of the following is a key advantage of cloud computing?

Accepted Answer

No vendor lock-in

Answer

Limited scalability

Answer

High cost

Answer

Lack of security

Question 2

Which of the following is NOT a security concern associated with cloud computing?

Accepted Answer

Convenience and ease of use

Answer

Data security and privacy

Answer

Vendor lock-in

Answer

Regulatory compliance

Question 3

What is a defining characteristic of cloud computing?

Accepted Answer

On-demand scalability

Answer

Centralized infrastructure

Answer

Limited customization

Answer

Perpetual licensing

Question 4

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

Accepted Answer

Guaranteed location selection

Answer

On-demand self-service

Answer

Resource pooling

Answer

Elasticity

Question 5

What is a primary benefit of adopting cloud-based solutions?

Accepted Answer

Increased flexibility and scalability

Answer

Reduced hardware costs

Answer

Enhanced security

Answer

Eliminated IT staff overhead

Question 6

Which cloud computing model provides the highest level of control and flexibility for users?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Answer

Function as a Service (FaaS)

Question 7

What is the term used to describe the ability of cloud resources to be adjusted based on demand?

Accepted Answer

Elasticity

Answer

Scalability

Answer

Reliability

Answer

Resilience

Question 8

What is the primary purpose of a hypervisor in cloud computing?

Accepted Answer

To isolate and manage virtual machines

Answer

To provide a graphical user interface for cloud services

Answer

To secure data stored in the cloud

Answer

To optimize network performance

Question 9

What is the key difference between IaaS and PaaS cloud service models?

Accepted Answer

IaaS provides the underlying infrastructure, while PaaS provides the platform and tools for application development

Answer

PaaS provides the underlying infrastructure, while IaaS provides the platform and tools for application development

Answer

IaaS and PaaS provide the same level of control and flexibility

Answer

PaaS is more expensive than IaaS

Question 10

What is the term used to describe the ability to access cloud services over the internet from any location?

Accepted Answer

Ubiquity

Answer

Scalability

Answer

Reliability

Answer

Security

Question 11

The cloud service model that provides on-demand access to processing power, storage, and other computing resources is known as:

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Answer

Function as a Service (FaaS)

Question 12

The primary difference between a public cloud and a private cloud is:

Accepted Answer

Ownership and control (public clouds are owned and managed by providers, while private clouds are owned and managed by organizations)

Answer

Security (public clouds are inherently less secure than private clouds)

Answer

Scalability (public clouds offer greater scalability than private clouds)

Answer

Cost (private clouds are typically more expensive than public clouds)

Question 13

What is the ability for cloud computing resources to scale up or down dynamically known as?

Accepted Answer

Elasticity

Answer

Reliability

Answer

Cost efficiency

Answer

Security

Question 14

Which cloud computing service model provides users with access to virtualized infrastructure and operating systems?

Accepted Answer

IaaS

Answer

SaaS

Answer

PaaS

Answer

FaaS

Question 15

What is the term used to describe the ability of different cloud providers to offer compatible services and applications?

Accepted Answer

Interoperability

Answer

Scalability

Answer

Reliability

Answer

Cost efficiency

Question 16

What is the term used to describe the process of moving data and applications from on-premises systems to the cloud?

Accepted Answer

Cloud migration

Answer

Cloud integration

Answer

Cloud optimization

Answer

Cloud management

Question 17

What is the term used to describe the concept of cloud computing services being delivered over the internet?

Accepted Answer

Cloud delivery

Answer

Cloud deployment

Answer

Cloud accessibility

Answer

Cloud scalability

Question 18

Which measure is recommended to enhance data security in cloud environments?

Accepted Answer

Encrypt data at rest and during transmission

Answer

Disable authentication mechanisms

Answer

Utilize weak encryption algorithms

Answer

Centralize sensitive data on a single cloud server

Question 19

Which of these is a potential benefit of adopting cloud computing?

Accepted Answer

Reduced costs

Answer

Security vulnerabilities

Answer

Vendor dependency

Answer

Data privacy and compliance

Question 20

Which of the following is **not** a characteristic of cloud computing?

Accepted Answer

Static resource allocation

Answer

On-demand self-service

Answer

Multi-tenancy

Answer

Broad network access

Question 21

What is a primary benefit of adopting cloud-based solutions?

Accepted Answer

Reduced IT infrastructure costs

Answer

Enhanced data analytics capabilities

Answer

Elimination of vendor lock-in

Answer

Increased data security

Question 22

Which cloud computing service model provides the **greatest** level of control and flexibility?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Question 23

What term describes the ability of cloud resources to scale up or down dynamically based on demand?

Accepted Answer

Elasticity

Answer

Reliability

Answer

Security

Answer

Portability

Question 24

What is the primary role of a cloud broker in cloud computing?

Accepted Answer

To facilitate communication between cloud consumers and providers

Answer

To manage and provision cloud resources

Answer

To provide technical support to cloud users

Question 25

What is a primary advantage of using a pay-as-you-go pricing model for cloud computing?

Accepted Answer

Reduced upfront costs

Answer

Simplified billing processes

Answer

Enhanced security

Answer

Improved cost predictability

Question 26

What is the concept of 'serverless computing' in cloud computing?

Accepted Answer

Offloading server management responsibilities to the cloud provider

Answer

Providing infinite scalability and elasticity

Answer

Eliminating the need for physical servers

Question 27

What is a primary advantage of adopting cloud-based solutions?

Accepted Answer

Cost savings from reduced hardware and infrastructure expenses

Answer

Guaranteed data protection and recovery

Answer

Improved security compared to on-premises systems

Question 28

Which potential challenge is associated with cloud computing?

Accepted Answer

Data security concerns due to third-party infrastructure management

Answer

Seamless data migration

Answer

Guaranteed uptime and availability

Question 29

What term describes the dynamic allocation and adjustment of resources in a cloud computing environment?

Accepted Answer

Elasticity

Answer

Redundancy

Answer

Scalability

Answer

Reliability

Question 30

What is the main benefit of using IaaS?

Accepted Answer

Access to hardware and infrastructure resources without physical ownership

Answer

Elimination of software installation and maintenance responsibilities

Answer

Provision of a complete development and deployment platform

Question 31

Which cloud deployment model offers the greatest degree of control and customization options?

Accepted Answer

Private cloud

Answer

Hybrid cloud

Answer

Multi-cloud

Answer

Public cloud

Question 32

What term describes the capability of cloud computing services to be shared among multiple users simultaneously?

Accepted Answer

Multi-tenancy

Answer

Scalability

Answer

Performance

Question 33

In a shared responsibility model of cloud computing, what is a key obligation of cloud service providers?

Accepted Answer

Managing the infrastructure and security of the cloud platform

Answer

Configuring and protecting individual cloud applications

Answer

Backing up and restoring user data

Question 34

What is the primary role of a cloud broker?

Accepted Answer

Providing independent guidance and assisting organizations in selecting and negotiating cloud services

Answer

Managing and maintaining cloud infrastructure on behalf of clients

Answer

Developing and implementing cloud-based applications

Question 35

Which of the following is a fundamental characteristic of cloud computing?

Accepted Answer

Scalability on-demand

Answer

High initial costs

Answer

Fixed resources

Answer

Limited customization

Question 36

Which of the following is NOT a type of cloud computing deployment model?

Accepted Answer

Grid computing

Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Question 37

Which of the following is a potential advantage of adopting cloud computing?

Accepted Answer

Reduced IT infrastructure investment

Answer

Complete control over data and applications

Answer

Limited scalability

Question 38

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

Accepted Answer

Potential for data breaches

Answer

Unlimited storage capacity

Answer

Guaranteed high availability

Question 39

Which of the following cloud service models provides users with access to a managed database environment?

Accepted Answer

Database as a Service (DBaaS)

Answer

Platform as a Service (PaaS)

Answer

Software as a Service (SaaS)

Answer

Infrastructure as a Service (IaaS)

Question 40

Which of the following deployment models involves using cloud services that are hosted exclusively for a single organization?

Accepted Answer

Private cloud

Answer

Hybrid cloud

Answer

Public cloud

Question 41

Which of the following is a key responsibility of a cloud service provider?

Accepted Answer

Providing on-demand computing resources

Answer

Designing cloud security architectures

Answer

Managing user data backups

Answer

Developing custom applications for clients

Question 42

Which of the following cloud computing models provides users with the highest level of control over infrastructure?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Function as a Service (FaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Question 43

Which of the following is a key feature of a multi-tier cloud computing architecture?

Accepted Answer

Separation of concerns and scalability

Answer

High latency

Answer

Limited customization options

Answer

Single point of failure

Question 44

Which of the following is a significant benefit of adopting cloud computing solutions?

Accepted Answer

Increased agility and scalability

Answer

Higher upfront costs

Answer

Limited customization options

Question 45

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

Accepted Answer

Data security and privacy concerns

Answer

Guaranteed availability

Answer

Unlimited resources

Answer

Low cost of entry

Question 46

Which of the following is a popular cloud computing service model?

Accepted Answer

Infrastructure as a Service (IaaS)

Answer

Platform as a Container (PaaS)

Answer

Software as a Device (SaaS)

Answer

Data as a Commodity (DaaS)

Question 47

Which of the following is a key aspect of the pay-as-you-go pricing model used in cloud computing?

Accepted Answer

Customers are charged only for the resources they consume

Answer

Customers must pay a fixed monthly fee regardless of usage

Answer

Customers are charged a one-time fee up front

Question 48

Which of the following is a fundamental technology that enables cloud computing's flexibility and scalability?

Accepted Answer

Virtualization

Answer

Physical servers

Answer

Proprietary software

Answer

Dedicated hardware

Question 49

Which of the following is a key advantage of using cloud computing in data science and machine learning?

Accepted Answer

Access to massive computing power and storage

Answer

Inflexible pricing

Answer

Limited data storage capacity

Answer

High latency

Question 50

Which of the following is a potential security risk associated with cloud computing?

Accepted Answer

Data breaches and unauthorized access

Answer

Zero downtime

Answer

Reduced maintenance

Answer

Enhanced scalability

Question 51

Which of the following is a best practice for managing costs when using cloud computing services?

Accepted Answer

Regularly review and optimize resource usage

Answer

Ignore cost considerations

Answer

Choose the most expensive service tier

Answer

Lock in long-term contracts

Question 52

Which of the following is a significant trend in the evolution of cloud computing?

Accepted Answer

Hybrid cloud adoption and integration

Answer

Stagnation of cloud computing growth

Answer

Decline of virtualization

Answer

Elimination of public cloud providers