Cloud Computing Basics: Definition and Characteristics

Question 1

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

Accepted Answer

Fixed infrastructure

Answer

On-demand self-service

Answer

Broad network access

Answer

Resource pooling

Question 2

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

Accepted Answer

Centralized management

Answer

On-demand self-service

Answer

Broad network access

Answer

Resource pooling

Question 3

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

Accepted Answer

Physical proximity

Answer

Scalability

Answer

Reliability

Answer

Cost optimization

Question 4

Which of the following applications is NOT a primary use case of cloud computing?

Accepted Answer

Physical hardware maintenance

Answer

Data analytics and processing

Answer

Disaster recovery and business continuity

Answer

Software application development

Question 5

Define cloud computing, capturing its core characteristics in a concise and comprehensive manner.

Accepted Answer

Cloud computing involves delivering computing services, including servers, storage, databases, networking, software, analytics, and intelligence, over the internet.

Answer

Cloud computing is a type of on-premises computing model.

Answer

Cloud computing primarily functions as a data storage solution.

Question 6

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

Accepted Answer

Free Usage

Answer

Broad network access

Answer

Measured service

Answer

On-demand self-service

Question 7

Infrastructure as a Service (IaaS) provides:

Accepted Answer

Virtualized computing resources

Answer

Pre-built applications and tools

Answer

Fully managed software

Answer

On-premises data storage

Question 8

Which of the following is an advantage of cloud computing?

Accepted Answer

Reduced infrastructure costs

Answer

Limited customization options

Answer

Lack of security guarantees

Answer

Increased latency

Question 9

Cloud computing is particularly useful for:

Accepted Answer

Storing and processing large datasets

Answer

Performing complex financial calculations

Answer

Running mission-critical applications

Answer

Storing sensitive customer data

Question 10

Which of the following is a potential challenge of cloud computing?

Accepted Answer

Data security and privacy concerns

Answer

Low cost of entry

Answer

Unlimited scalability

Answer

Guaranteed uptime

Question 11

Which of the following is **not** a service provided by cloud computing?

Accepted Answer

Physical hardware maintenance

Answer

Data storage

Answer

Network connectivity

Answer

Software deployment

Question 12

Platform as a Service (PaaS) provides:

Accepted Answer

A platform for developing and deploying applications

Answer

Fully managed software

Answer

Access to raw computing power

Answer

Managed storage and databases

Question 13

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

Accepted Answer

Amazon Web Services (AWS)

Answer

Private cloud

Answer

On-premises data center

Answer

Virtual private server (VPS)

Question 14

Cloud computing is based on the concept of:

Accepted Answer

Abstraction and virtualization

Answer

Closed-source software

Answer

Physical servers and networks

Answer

Dedicated hardware resources

Question 15

Cloud computing services can be classified into which of the following models?

Accepted Answer

IaaS, PaaS, and SaaS

Answer

Iaas, Paas, and Daas

Answer

Cloud, Hybrid, and On-Premises

Answer

Infra, Plat, and Soft

Question 16

A key benefit of cloud computing for businesses is:

Accepted Answer

Reduced IT costs

Answer

Complex management

Answer

Limited scalability

Answer

Increased hardware dependency

Question 17

Which of the following is an advantage of using cloud computing for businesses?

Accepted Answer

Improved agility and scalability

Answer

Guaranteed data privacy

Answer

Reduced security risks

Answer

Elimination of IT maintenance costs

Question 18

To ensure data security in cloud computing environments, it is crucial to implement:

Accepted Answer

Encryption and access control

Answer

Opening unknown email attachments

Answer

Storing passwords in plain text

Answer

Disabling antivirus software

Question 19

A significant trend in cloud computing is the integration of:

Accepted Answer

Artificial intelligence

Answer

Elimination of cloud service providers

Answer

Increased reliance on physical servers

Answer

Decline of serverless computing

Question 20

Which cloud computing model offers the greatest control and flexibility over infrastructure?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Community cloud

Question 21

A challenge associated with cloud migration is:

Accepted Answer

Vendor lock-in

Answer

Enhanced scalability

Answer

Improved cost efficiency

Answer

Increased data security

Question 22

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

Accepted Answer

Centralized storage

Answer

Measured service

Answer

On-demand self-service

Answer

Broad network access

Question 23

Which of the following is a **key** benefit of using cloud computing?

Accepted Answer

Reduced operational costs

Answer

Guaranteed application performance

Answer

Increased data security

Answer

Limited scalability

Question 24

Which of the following is a potential **disadvantage** of cloud computing?

Accepted Answer

Reliance on internet connectivity

Answer

Enhanced data protection

Answer

Unlimited storage capacity

Answer

Improved compliance

Question 25

Which of the following is a **key** security concern in cloud computing?

Accepted Answer

Data privacy

Answer

Network congestion

Answer

Hardware failure

Answer

Limited availability

Question 26

Which of the following is a common strategy for **mitigating** data privacy concerns in cloud computing?

Accepted Answer

Encryption

Answer

Disabling access controls

Answer

Unrestricted data sharing

Answer

Centralized data storage

Question 27

What is the most accurate definition of cloud computing?

Accepted Answer

On-demand access to shared computing resources, like servers, storage, and software, over the internet.

Answer

Creating a private network for data sharing within an organization.

Answer

Using computers to store and process data.

Answer

Developing software applications specifically for the internet.

Question 28

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

Accepted Answer

Limited access to computing resources.

Answer

Reliability.

Answer

Cost-effectiveness.

Answer

Scalability.

Question 29

Which cloud computing service model provides users with access to ready-to-use software applications over the internet?

Accepted Answer

SaaS (Software as a Service)

Answer

IaaS (Infrastructure as a Service)

Answer

XaaS (Anything as a Service)

Answer

PaaS (Platform as a Service)

Question 30

What is a key advantage of using IaaS (Infrastructure as a Service)?

Accepted Answer

Flexibility and customization, allowing businesses to build and manage their own infrastructure within the cloud.

Answer

Improved security, guaranteeing complete protection against all cyber threats.

Answer

Ease of use, requiring minimal technical expertise.

Answer

Reduced costs, always offering the lowest pricing compared to other models.

Question 31

Which cloud computing service model is best suited for businesses that require high customization and control over their infrastructure?

Accepted Answer

IaaS (Infrastructure as a Service)

Answer

FaaS (Function as a Service)

Answer

PaaS (Platform as a Service)

Answer

SaaS (Software as a Service)

Question 32

What is a significant advantage of using public clouds?

Accepted Answer

Cost savings by paying only for the resources used, eliminating upfront investments in hardware.

Answer

Dedicated resources, ensuring exclusive access to the infrastructure.

Answer

Complete control over infrastructure, allowing full customization and management.

Answer

Enhanced security, providing the highest level of protection from all threats.

Question 33

What is the primary role of a cloud broker?

Accepted Answer

To act as an intermediary, providing guidance and facilitating negotiations between customers and cloud providers.

Answer

To manage and maintain cloud infrastructure for various organizations.

Answer

To develop and deploy cloud-based applications for clients.

Question 34

Which of the following is a best practice for using cloud computing effectively?

Accepted Answer

Regularly monitoring and optimizing resource usage to ensure cost efficiency and performance.

Answer

Using multiple cloud providers for all services to avoid vendor lock-in.

Answer

Ignoring security updates and patches, as they can slow down the system.

Answer

Storing sensitive data in the cloud without encryption, as it's more convenient.

Question 35

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

Accepted Answer

Data gravity, the tendency for data to remain in its current location.

Answer

On-demand self-service, allowing users to access resources independently.

Answer

Elasticity, scaling resources up or down on demand.

Answer

Pay-as-you-go pricing, paying only for the resources used.

Question 36

Which cloud service model provides access to applications and software over the internet, without needing to install or manage them locally?

Accepted Answer

SaaS (Software as a Service)

Answer

FaaS (Function as a Service)

Answer

PaaS (Platform as a Service)

Answer

IaaS (Infrastructure as a Service)

Question 37

What is a primary benefit of using cloud computing?

Accepted Answer

Cost efficiency by paying only for resources used

Answer

Increased complexity in managing resources

Answer

Limited scalability for handling growing workloads

Answer

Reduced data security due to shared infrastructure

Question 38

In cloud computing, what does 'multi-tenancy' refer to?

Accepted Answer

Sharing physical or virtual resources among multiple users

Answer

Exclusive access to virtual machines for each user

Answer

Complete isolation of data between users, preventing any sharing

Question 39

Which cloud deployment model involves utilizing public cloud infrastructure?

Accepted Answer

Public cloud

Answer

Private cloud (owned and operated by the organization)

Answer

Hybrid cloud (combines public and private cloud)

Answer

Multi-cloud (using services from multiple cloud providers)

Question 40

What is the main responsibility of a cloud service provider?

Accepted Answer

Managing and maintaining the cloud infrastructure and services

Answer

Developing and deploying applications on behalf of clients

Answer

Providing user support and training (often offered as an additional service)

Question 41

Which of the following is a critical security concern associated with cloud computing?

Accepted Answer

Data protection and privacy, ensuring sensitive information is secure

Answer

Application compatibility (can be addressed with proper planning)

Answer

Network connectivity (generally reliable with cloud providers)

Answer

Hardware reliability (cloud providers manage this aspect)

Question 42

In cloud computing, what does 'elasticity' refer to?

Accepted Answer

The ability to quickly scale resources up or down based on demand

Answer

The use of virtualized environments (a method of achieving elasticity)

Answer

Guaranteeing 100% uptime (not always feasible in dynamic environments)

Question 43

Which of these is NOT a common cloud computing architecture type?

Accepted Answer

Monolithic architecture (a traditional approach, not typically cloud-based)

Answer

Microservices architecture (enables modular and scalable applications)

Answer

Serverless architecture (popular for event-driven applications)

Answer

Container-based architecture (provides portability and consistency)

Question 44

What is a key advantage of using cloud computing for data storage?

Accepted Answer

Improved data backup and recovery capabilities, often with redundancy

Answer

Reduced network latency (can be influenced by factors beyond the cloud)

Answer

Lower hardware costs (often a benefit, but not the main advantage for storage)

Answer

Physical control over data (less control in the cloud)

Question 45

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

Accepted Answer

Static infrastructure (cloud computing emphasizes dynamic and flexible infrastructure)

Answer

Resource pooling (shared resources among multiple users)

Answer

On-demand self-service (users can access resources as needed)

Question 46

A company chooses a cloud service provider to host their email server. Which cloud service model are they using?

Accepted Answer

SaaS (Software as a Service) - they are using a pre-built email service

Answer

IaaS (Infrastructure as a Service) - provides virtual machines, not complete applications

Answer

Hybrid Cloud (combines public and private, not specific to this scenario)

Answer

PaaS (Platform as a Service) - provides development tools, not a ready-made email service

Question 47

Which scenario illustrates 'resource pooling' in cloud computing?

Accepted Answer

Multiple users sharing computing resources on a physical server, dynamically allocated as needed.

Answer

A company using a dedicated server in a data center for its exclusive use.

Question 48

In cloud computing, what does the acronym IaaS represent?

Accepted Answer

Infrastructure as a Service

Answer

Internet as a Service

Answer

Interactive as a Service

Answer

Information as a Service

Question 49

A company needs to deploy a web application but wants to avoid managing the infrastructure. Which cloud service model is most suitable?

Accepted Answer

PaaS

Answer

Hybrid Cloud

Answer

SaaS

Answer

IaaS

Question 50

Which of the following is a potential drawback of cloud computing?

Accepted Answer

Increased security risks if not properly managed

Answer

Scalability to meet changing demands

Answer

Flexibility and agility in resource allocation

Answer

Potential cost savings compared to on-premise infrastructure

Question 51

What distinguishes a public cloud from a private cloud?

Accepted Answer

Public clouds share resources among multiple users, while private clouds are dedicated to a single organization.

Answer

Public clouds are inherently more secure than private clouds.

Answer

Private clouds offer more flexibility in terms of resource customization.

Question 52

Which of the following exemplifies a SaaS application?

Accepted Answer

Google Docs

Answer

A company's private server infrastructure

Answer

A physical data center

Question 53

What defines a hybrid cloud environment?

Accepted Answer

It combines both public and private cloud resources.

Answer

It exclusively uses open-source cloud technologies.

Answer

It relies on a single cloud provider offering both IaaS and SaaS.

Question 54

Which scenario benefits most from a cloud-based solution?

Accepted Answer

A startup needing to scale resources up or down quickly based on demand.

Answer

A government agency prohibited from storing data in external cloud environments.

Answer

A small business with limited budget and unchanging resource needs.

Answer

A large company with highly sensitive data requiring strict on-premise security.