Understanding the registry and services (1.2)

Often, the Windows Registry refers to the heart of a Windows OS, and the services are the background programs that keep alive the Windows OS applications and utilities. These two software components make up the Windows OS core architecture.

Windows Registry

Any changes made to your server are stored in the registry. That said, the Windows Registry is a hierarchical database that stores the hardware/software configuration and system security information. After you access the registry, you will notice that its console tree (left-hand side) consists of five registry keys known as hives (that is HKEYs). Note that the syntax of the registry keys and sub-keys follows the standard of the Windows file path separated by a backslash. In Windows Server 2016 there are five HKEYs:

1. HKEY_CLASSES_ROOT: It stores information on installed applications and their extensions.
2. HKEY_CURRENT_USER: It stores information on the user that is currently logged-in.
3. HKEY_LOCAL_MACHINE...