Virtualization and Cloud Computing Concepts

Question 1

Offers computer networking, storage, load balancing, routing, and VM hosting

Answer 1

Infrastructure as a Service (IaaS)

Question 2

Provides various software solutions to organizations, especially the ability to develop applications in a virtual environment without the cost or administration of a physical platform

Answer 2

Platform as a Service (PaaS)

Question 3

Offers access to applications that are provided by a third party over the internet

Answer 3

Software as a Service (SaaS)

Question 4

XaaS

Answer 4

Anything as a Service

Question 5

Public Cloud

Answer 5

Service provider offers applications and storage space to the general public over the internet

Question 6

Private Cloud

Answer 6

Designed with a particular organization in mind. A limited number of people have access.

Question 7

Hybrid Cloud

Answer 7

Mixture of public and private clouds, with on prem and cloud servers involved. Confidential data is usually kept on-prem.

Question 8

Community Cloud

Answer 8

Multiple organizations share the public portion. Appeals to organizations that usually have a common form of computing and storing of data.

Question 9

Edge Computing

Answer 9

An ecosystem of resources and applications in new network services; intended to provide greater network speeds, low latency, and computational power near the user (hence the edge) rather than being backhauled to a central location

Question 10

Fog Computing

Answer 10

Describes decentralization of computing infrastructure by “bringing the cloud to the ground”. Puts data, compute, storage, and applications near the end user or IoT device

Question 11

Transit Gateway

Answer 11

System that can be used to interconnect a VPC and on-prem networks

Question 12

VM Sprawl

Answer 12

When an organization can no longer effectively control or manage all the VMs on a network or in the cloud