This type of process is known as onboarding, or employee socialization.
Explanation:
Onboarding is the process of incorporating a new employee into an organization. On the other hand, it is a process of familiarizing a new customer or client with their products or services.
In this process, the new joiners are trained with the performance aspects of their job smoothly and quickly. Onboarding helps the new hires to learn quickly about their responsibilities and skills that are required to function effectively within the organization.