Management information systems and management information systems. There is a big difference, those are management systems, and this is what we are talking about, management, nothing more or less, for information to be in any administration, whether public or private. Management Information Systems, abbreviated as Management Information Systems, or what is known as combines information technology.

Technical support on a specialty that is concerned with helping people with many technical and technical things that they are ignorant of. As for the computer, it is often called the specialization that links the physical parts or programs. Technical support is infinite specialty.

A help desk is a resource intended to provide a customer or user with information and support related to a company or organization's products and services. Typically, the purpose of a help desk is to troubleshoot problems or provide guidance on products such as computers or electronic equipment.