Public and Private Cloud

What is the primary difference between public and private clouds?

• • Public clouds are less secure than private clouds.

• • Public clouds utilize shared infrastructure, while private clouds use an organization’s own infrastructure.

• • Public clouds are more expensive than private clouds.

• • Private clouds require no security management.

Which of the following is a responsibility of an organization using a private cloud?

• • Physical security

• Multi-tenancy management

• • Shared infrastructure management

• • Outsourcing encryption

What is one of the advantages of a public cloud for businesses?

• • Complete control over infrastructure

• • Ownership of the physical servers

• • Offloading front-end web applications to lower latency for global users

• • Zero security responsibilities

In a public cloud deployment model, what is a common feature?

• Zero latency for local applications

• • Private ownership of physical data centers

• No need for encryption

• • Shared infrastructure with multi-tenancy

Which of the following is NOT a typical use case for public clouds?

• Business continuity initiatives

• • Supporting cloudbursting of IT resources

• • Storing sensitive on-premises-only data

• • Archival medium for enterprise data

What is one of the primary reasons organizations choose to maintain private clouds, aside from cost?

• • The ease of outsourcing IT management

• • Lack of available public cloud providers

• • Regulatory demands and financial governance

• • Simplicity of setup

How does an organization benefit from having all IT resources in a single on-premises data center?

• • Reduces latency to the absolute minimum

• • Enhances multi-tenancy options

• • Increases round-trip network times

• • Minimizes cost of physical infrastructure

What percentage of IT decision-makers surveyed found private clouds to be cheaper than public clouds?

• • 10%

• • 60%

• • 24%

• • 41%

According to the survey, what was the cost premium for some organizations that used private clouds compared to public clouds?

• • 24%

• • Less than 10%

• • 15%

• • 50%

What tools were mentioned as contributing to savings in private cloud deployments?

• • Multi-tenancy management tools

• • Encryption software

• • Cloudbursting tools

• • Automation and capacity-planning tools