QUESTION 6 [20 MARKS]

a) What do you understand by the term Cloud Computing? (3 marks)

b) List down the different components which comprise the Cloud Computing Architecture (4 marks)

c) Explain the different cloud computing service models

i. Software-as-a-service (SaaS) (2 marks)

ii. Development-as-a-service (DaaS) (2 marks)

iii. Platform-as-a-service (PaaS) (2 marks)

iv. Infrastructure-as-a-service (IaaS) (2 marks)

d) Due to the COVID-19 pandemic, many organisations are shifting to the cloud. Can you explain why? (5 marks)