Cloud Models Quiz

What is a private cloud?

• A cloud hosted by a single organisation for public use

• A cloud infrastructure shared by multiple organisations

• A cloud exclusively used by one organisation

• A combination of private and public clouds

Answer explanation

A private cloud is a cloud infrastructure that is exclusively used by one organization, providing dedicated resources and enhanced security, unlike public clouds which are shared among multiple users.

A public cloud is hosted by a third-party provider and accessed over the _______.

Answer explanation

A public cloud is indeed hosted by a third-party provider and is accessed over the internet, allowing users to utilize resources remotely without needing to manage physical servers.

A hybrid cloud is a combination of _______ and _______ cloud models.

Answer explanation

A hybrid cloud is a combination of private and public cloud models, allowing organizations to leverage the benefits of both environments for flexibility and scalability.

In a public cloud, resources are dedicated exclusively to one organisation.

• True

• False

Answer explanation

In a public cloud, resources are shared among multiple organizations, not dedicated to one. Therefore, the statement is false.

Which of these industries is likely to use a community cloud?

• Retail

• Healthcare

• Education

• Both B and C

Answer explanation

Community clouds are ideal for industries like Healthcare and Education, which require shared resources and compliance with regulations. Retail typically does not have the same level of shared needs, making 'Both B and C' the correct choice.

A private cloud can only be hosted on-premises.

• True

• False

Answer explanation

A private cloud can be hosted both on-premises and off-premises. Therefore, the statement is false.

The software stack in a private cloud manages _______, _______, and _______.

Answer explanation

The software stack in a private cloud manages virtualisation, resource allocation, and monitoring. These components are essential for efficient cloud operations, ensuring resources are optimally used and performance is tracked.

One benefit of a private cloud is:

• Cost-effectiveness for small organisations

• Greater control over security and privacy

• Accessibility from any location

• Shared resources across industries

Answer explanation

A private cloud offers greater control over security and privacy, allowing organizations to customize their security measures and protect sensitive data more effectively than in public cloud environments.

Why might an organisation choose a private cloud?

• To reduce operational costs

• To enhance security and meet compliance requirements

• To share resources with other organisations

• To scale operations during high demand

Answer explanation

An organisation might choose a private cloud primarily to enhance security and meet compliance requirements, as it allows for greater control over data and infrastructure compared to public cloud options.

Which company provides public cloud services?

• IBM

• Amazon (AWS)

• Microsoft (Azure)

• All of the above

Answer explanation

All of the listed companies—IBM, Amazon (AWS), and Microsoft (Azure)—provide public cloud services, making 'All of the above' the correct answer.