3. HMR is an IT company with multiple branches around Oman, the company is aiming to improve the consistency and accessibility of its management information related to marketing process to do that the company needs to build a data warehouse around the business process of "Marketing". However, one of the main challenges is the increment number of the users who needs to access the data warehouse through the internet, also the number of update frequency is expected to be done hourly. Illustrate what are the main components of the Web-based Marketing Data Mark architecture and explain the main processes of creating the data mart to provide a consolidate view of marketing process