ANSWERS UPDATED
Which of the following describes the cloud design principle of scalability?
A) The ability to automatically increase available compute resources to meet
growing user demand
B) The ability to route incoming client requests between multiple application
servers
C) The ability to segment physical resources into multiple virtual partitions
D) The ability to reduce production costs by spreading capital expenses across
many accounts
A) The ability to automatically increase available compute resources to meet growing
user demand.
A scalable deployment will automatically "scale up" its capacity to meet growing user
demand without the need for manual interference.
Which of the following best describes the cloud service model known as
infrastructure as a service (IaaS)?
A) End user access to software applications delivered over the internet
B) Access to a simplified interface through which customers can directly deploy
their application code without having to worry about managing the underlying
infrastructure
C) Customer rental of the use of measured units of a provider's physical
compute, storage, and networking resources
D) Abstracted interfaces built to manage clusters of containerized workloads
C) Customer rental of the use of measured units of a provider's physical compute,
storage, and networking resources
IaaS is a model that gives customers access to virtualized units of a provider's physical
resources. IaaS customers manage their infrastructure much the way they would local,
physical servers.
, How does AWS ensure that no single customer consumes an unsustainable
proportion of available resources?
A) AWS allows customers to consume as much as they're willing to pay for,
regardless of general availability
B) AWS imposes default limits on the use of its service resources but allows
customers to request higher limits
C) AWS imposes hard default limits on the use of its service resources.
D) AWS imposes default limits on the use of its services by Basic account
holders; Premium account holders face no limits
B) AWS imposes default limits on the use of its service resources but allows customers
to request higher limits
AWS applies usage limits on most features of its services. However, in many cases, you
can apply for a limit to be lifted.
The AWS Free Tier is designed to give new account holders the opportunity to
get to know how their services work without necessarily costing any money. How
does it work>
A) You get service credits that can be used to provision and launch a few typical
workloads.
B) You get full free access to a few core AWS services for one month.
C) You get low-cost access to many core AWS services for three months.
D) You get free lightweight access to many core AWS services for a full 12
months.
D) You get free lightweight access to many core AWS services for a full 12 months.
The free tier offers you free lightweight access to many core AWS services for a full 12
months.
AWS customers receive "production system down" support within one hour
when they subscribe to which support plan(s)?
A) Enterprise
B) Business and Enterprise
C) Developer and Basic
D) All plans get this level of support.