Header is the area at the top of the pages.
Footer is the area at the bottom of the pages.
Never, and the reason is that header files are not meant to be executed.
That means, the header of a function. The header is the top part, before the opening braces.
Header file is a file which is meant to be included into another file during compilation. Examples: string.h, stdio.h, inttypes.h. Header pointer is a pointer to an object called header (for example header of a linked list).
VHD stands for Virtual Hard Drive. It is utilized on Microsoft computers in order to create a separate area to drive to store files that may be encrypted.
If you meant Microsoft then it is Bill Gates
Powerpoint is a Microsoft Office program just like Microsoft Word and Microsoft Excel and Microsoft Access. Microsoft Powerpoint allows you to create a presentation using slideshows. Slide shows are a series of pages that are created by the user of powerpoint. you can put all sorts of grpahics, tables, charts, and text in a slide. An actual "Slide Show" is where you present your slides.
Word is meant for letter or document creation. Powerpoint is for presentation creation.
My guess, without seeing it in context, would be Microsoft PowerPoint
MS DOS stands for Microsoft Disk Operating System.
Licensing Microsoft download is a term that is used to make sure that you are downloading non pirated software so that Microsoft can earn money from the software they created.
My guess, without seeing it in context, would be Microsoft PowerPoint
Microsoft Communicator is an instant-messaging program. This program is meant to replace Windows Messenger. It is currently called 'Microsoft Lync' and is meant for business rather than personal use.