Cloud Computing: A Comprehensive Guide for Beginners

Question 1

Which of the following is NOT a recognized service model in cloud computing?

Accepted Answer

Information as a Service (InfoaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Answer

Infrastructure as a Service (IaaS)

Question 2

In the context of cloud computing, what is the primary focus of PaaS (Platform as a Service)?

Accepted Answer

Delivering a platform for software development and deployment

Answer

Providing access to virtualized infrastructure

Answer

Offering pre-built applications and services

Answer

Managing and storing data in the cloud

Question 3

In cloud computing, what is the primary function of a hypervisor?

Accepted Answer

To create and manage virtual machines on a physical server

Answer

To provide a secure environment for data storage

Answer

To optimize network performance and reduce latency

Answer

To act as an intermediary between cloud providers and customers

Question 4

Which of the following is an example of a widely used SaaS (Software as a Service) application?

Accepted Answer

Microsoft Office 365

Answer

VMware vSphere

Answer

Amazon Elastic Compute Cloud (EC2)

Answer

Apache Hadoop

Question 5

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

Accepted Answer

Increased complexity

Answer

Reduced costs

Answer

Increased flexibility and scalability

Answer

Improved security

Question 6

Which type of cloud service model provides the underlying infrastructure for building and deploying applications?

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 7

What is the key distinction between SaaS and PaaS cloud service models?

Accepted Answer

SaaS provides ready-to-use software applications, while PaaS offers a platform for developing and deploying custom applications.

Answer

PaaS provides ready-to-use software applications, while SaaS offers a platform for developing and deploying custom applications.

Answer

Both SaaS and PaaS provide access to hardware resources.

Answer

There is no significant difference between SaaS and PaaS.

Question 8

What is the primary difference between public and private cloud deployment models?

Accepted Answer

Public cloud is accessible by anyone over the internet, while private cloud is restricted to a specific organization or group.

Answer

Private cloud is accessible by anyone over the internet, while public cloud is restricted to a specific organization or group.

Answer

Both public and private cloud offer the same level of security and control.

Answer

There is no distinction between public and private cloud models.

Question 9

What is the purpose of a hypervisor in cloud computing?

Accepted Answer

To create and manage virtual machines (VMs) on a single physical server

Answer

To handle network traffic and provide connectivity within the cloud environment

Answer

To protect against cyber threats and ensure data security

Answer

To enhance scalability and load balancing

Question 10

What does the concept of 'cloud bursting' refer to in cloud computing?

Accepted Answer

Scaling cloud resources up or down dynamically to handle fluctuating demand

Answer

Migrating all data and applications from on-premises to the cloud

Answer

Creating multiple cloud accounts with different providers

Answer

Accessing cloud services from any device with an internet connection

Question 11

Which of the following is NOT a recognized service model of cloud computing?

Accepted Answer

Hardware as a Service (HaaS)

Answer

Software as a Service (SaaS)

Answer

Platform as a Service (PaaS)

Answer

Infrastructure as a Service (IaaS)

Question 12

Which cloud deployment model offers the highest level of customization and control for an organization?

Accepted Answer

Private cloud

Answer

Public cloud

Answer

Hybrid cloud

Answer

Community cloud

Question 13

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

Accepted Answer

To create and manage virtual machines

Answer

To manage network resources

Answer

To provide storage capacity

Answer

To enhance data security

Question 14

What term is used to describe the ability of cloud computing to provide resources on demand, as needed?

Accepted Answer

Elasticity

Answer

Scalability

Answer

Resilience

Answer

Portability

Question 15

Which practice is considered a **poor** approach to mitigating security risks in cloud computing?

Accepted Answer

Sharing passwords among multiple users

Answer

Encrypting sensitive data

Answer

Applying software patches promptly

Answer

Disabling unused services

Question 16

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

Accepted Answer

VaaS (Virtualization as a Service)

Answer

SaaS (Software as a Service)

Answer

PaaS (Platform as a Service)

Answer

IaaS (Infrastructure as a Service)

Question 17

Which type of cloud service provides access to computing resources, storage, and network resources?

Accepted Answer

IaaS

Answer

SaaS

Answer

PaaS

Answer

FaaS (Function as a Service)

Question 18

Which characteristic of cloud computing allows users to scale their resource usage based on demand?

Accepted Answer

Scalability

Answer

Reliability

Answer

Agility

Answer

Pay-as-you-go

Question 19

Which cloud service model provides access to a managed development environment with pre-installed tools?

Accepted Answer

PaaS

Answer

SaaS

Answer

IaaS

Answer

FaaS

Question 20

Which of the following is NOT a recent trend in cloud computing?

Accepted Answer

Quantum computing

Answer

Serverless computing

Answer

Edge computing

Answer

Hybrid cloud

Question 21

What is the defining characteristic of cloud computing?

Accepted Answer

Resources are available on demand through the internet.

Answer

Data is processed and stored locally on the user's device.

Answer

Users have complete control over the underlying infrastructure.

Question 22

Which of the following is **NOT** a service model in cloud computing?

Accepted Answer

LaaS

Answer

IaaS

Answer

SaaS

Answer

PaaS

Question 23

Which of the following is a key characteristic of Platform as a Service (PaaS)?

Accepted Answer

Provides a development and deployment environment without the need for hardware management

Answer

Requires users to install and maintain software

Answer

Offers pre-built applications and services

Answer

Manages physical servers and storage

Question 24

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

Accepted Answer

Data privacy and confidentiality

Answer

Network reliability

Answer

Cost optimization

Answer

Data backup and recovery

Question 25

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

Accepted Answer

Flexibility and control over infrastructure resources

Answer

Reduced operational costs

Answer

Improved application performance

Answer

Access to specialized hardware

Question 26

Which of the following is a **key** component of a cloud computing architecture?

Accepted Answer

Data center

Answer

Antivirus software

Answer

Operating system

Answer

Firewall

Question 27

What is a key difference between Software as a Service (SaaS) and Platform as a Service (PaaS)?

Accepted Answer

SaaS provides complete applications, while PaaS offers a platform for developing and deploying applications

Answer

SaaS is typically more expensive than PaaS