A cloud environment has several advantages over a physical environment and these benefits become available to companies once they have migrated to the cloud. One of these benefits is referred to as agility.

What does agility provide?

$1$ point

Cloud$-$based resources can be deployed and configured quickly as your requirements change.

Applications and data can be deployed to regional datacenters around the globe.

Your cloud$-$based applications can provide continuous user experience with no apparent downtime even when things go wrong.

You can deploy your applications with the confidence that comes from knowing that your data is safe in the event of a disaster.

$2.$

Question $2$

One of the advantages of cloud computing is scalability. Applications can be scaled vertically and horizontally. Do you think that the following statement is true or false?

Horizontal scalability is when computing capacity can be increased by adding additional RAM or CPUs to a virtual machine.

$1$ point

True

False

$3.$

Question $3$

Cloud service providers operate on a consumption$-$based model. Which of the following are characteristics of a consumption$-$based model?

Select all that apply.

$1$ point

Resources will be charged even when they are not in use.

There is no need for companies to purchase and manage costly infrastructure that they may or may not use to its full capacity.

You only pay for additional resources when they are needed.

Consumers must pay the costs up front.

$4.$

Question $4$

In cloud computing, there are two different types of expenses that should be considered, capital expenditure $($CapEx$)$ and operational expenditure $($OpEx$).$

Which of these provides for the upfront spending of money on physical infrastructure, and then deducting that upfront expense overtime?

$1$ point

Capital expenditure $($CapEx$)$

Operational expenditure $($OpEx$)$

$5.$

Question $5$

Cloud service models define the different levels of shared responsibility between a cloud provider and cloud tenant.

In which cloud service model is the cloud provider responsible for managing the virtual machines and networking resources that the cloud tenant deploys their applications into?

$1$ point

IaaS

Paas

SaaS

$6.$

Question $6$

Cloud service models define the different levels of shared responsibility that a cloud provider and cloud tenant are responsible for.

In which model does the cloud provider keep the hardware up to date but operating system maintenance and network configuration are left to the cloud tenant?

$1$ point

SaaS

PaaS

IaaS