Cloud Computing

Question 1

Cloud Applications

Answer 1

Software where most of the processing is done ‘in the cloud’ i.e. by one or more servers on the internet

Question 2

Cloud Computing

Answer 2

The use of resources offered as services over the internet and shared between many users, including online file storage services and the running of a programs

Question 3

SaaS (Software as a Service)

Answer 3

The concept of ‘renting’ software instead of buying a license to use it forever. You have the right to use the latest version of a program for as long as you are paying a monthly a subscription fee

Question 4

Virtual Memory

Answer 4

An area of storage or disk space that the operating system keeps for its own use

Question 5

Virtualisation

Answer 5

Either splitting the resources of very powerful machines between multiple users or combining the resources of many machines to create a super powerful service - in each case the illusion is created of a single computer, but which is, in reality, a ‘virtual machine’.A technology heavily relied upon in cloud computing