Multifunction devices offer increasingly larger scanning resolutions, less margin, larger formats, etc. But still, such home printers are far behind the professional equipment used in professional printers.
Not to mention the much larger range of techniques used, which have nothing to do with those we know from home printers.Printed roll, solvent, water, anhydrous - long to exchange. The quality of such printouts is higher, which entails the obvious higher costs of printing itself.
Imagine that we buy a monitor and its input does not match our video card, even though it has the same type.That's why certain standards apply. In polygraphy and graphics, such standards also exist - appropriate definitions of CMYK colors - key for the appropriate color reproduction. Specified in advance formats for printing leaflets and business cards, so that they are comfortable and as uniform as possible.
Professionals usually use one or two proven programs, which translates into their high productivity. In the work of graphics or DTP operator you usually need a program for processing vector and raster graphics.You can also include word processors, programs provided by print equipment manufacturers, to the pool of programs needed for such work. .