Cloud & On-premise

Question 1

Cloud vs On-premise

Answer 1

Overall, cloud is better. It’s cheaper, easier to access, takes less to maintain, and is flexible for future needs

Question 2

Public Cloud

Answer 2

Off site storage/compute. Anyone is able to access content

Question 3

Private Cloud

Answer 3

Off-site storage/compute. Access limited to those with proper credentials

Question 4

Hybrid Cloud

Answer 4

Mix of public and private cloud. Best for sensitive material on private and all else in public

Question 5

SaaS

Answer 5

Software as a service.
Ex. Accounting software for accounting firms.
Limited to only using software, no modification

Question 6

PaaS

Answer 6

Platform as a service.
Ex. Google app engine
More flexible from the software side, but infrastructure is limited

Question 7

IaaS

Answer 7

Infrastructure as a service
Ex. AWS Azure
Hardware and networking as setup as needed. Most flexible, but comes at a cost