Week 3 XaaS

Question 1

Container Orchestration

Answer 1

Container Orchestration is the automated arrangement, coordination, and
management of containers.

Question 2

What does “as a Service” offer?

Answer 2

“as a Service” offers: (1) scalability, (2) multi-tenancy — allowing users to share the
same resources, (3) device independence — allowing users to access the service via
different hardware, and (4) low barriers to entry — making the services available to
small businesses.

Question 3

What is XaaS and what does it encompass?

Answer 3

XaaS is a collective term that refers to the delivery of anything as a service. It
encompasses the many products, tools and technologies that vendors deliver to
users as a service over a network

Question 4

What is IaaS

Answer 4

Infrastructure-centric IT resources that are shared over the network connection.
Shared powers, cooling systems, support stuff, etc. IaaS allows users to configure and manage cloud resource.

Question 5

What are the advantages of IaaS

Answer 5

IaaS advantages: (1) eliminate the need for private investment for on-premise
hardware, (2) ease in hardware scalability, (3) better resource utilisation, (4) pay-as-
you-go pricing models, (5) supports green IT, (6) complete system admin and
management

Question 6

What are the disadvantages of IaaS

Answer 6

(1) security, (2) interoperability, (3) performance