Data Warehouse A data warehouse is a centralized repository of structured, organized, and historical data that is used for reporting, analysis, and business intelligence purposes. It is a historical collection of data from different sources that is integrated, cleansed, and organized for analysis. Data warehouses are used to support business intelligence (BI) and decision-making. Characteristics of a Data Warehouse: Centralized repository : A data warehouse is a centralized repository of data, which means that it is a single source of truth for all of the data that is stored in it. Historical data : Data warehouses typically contain historical data, which means that they store data that has been collected over a period of time. Integrated data : The data in a data warehouse is integrated, which means that it has been combined from different sources. Cleansed data : The data in a data warehouse is cleansed, which means that it has been cleaned of errors and inconsistencies. . Organ
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Task 1: Launch Your Amazon EC2 Instance In this task, you will launch an Amazon EC2 instance with termination protection . Termination protection prevents you from accidentally terminating an EC2 instance. Your instance will include a User Data script that will install a simple web server. From the AWS Management Console , use the AWS search bar to search for EC2 and then choose the service from the list of results. At the top left of the screen, if you see New EC2 Experience in the top-left of the screen, ensure New EC2 Experience is selected. Choose the Launch instance drop down menu and choose Launch instance . In the Name and tags section, enter Web Server in the Name box. For Amazon Machine Image (AMI) , select Amazon Linux 2 AMI . This lab will only work with an Amazon Linux 2 AMI. An Amazon Machine Image (AMI) provides the information required to launch an instance, wh