In this work, many things may go wrong: change of paper for another, new printer with other inks, incorrect conversion of colors.
All this can end very badly and bring big losses - so it's work under stress and tension, because if something goes wrong it usually will be just for the DTP operator.
There are such failures that it is difficult to tell what really broke down.
One of the more common problems is that the computer or laptop does not turn on.The cause can be almost anything - from trivial problems with the power supply, to serious defects on the motherboard. That is why it is worth taking the equipment for service, because the fault can be trivial and inexpensive to repair. Even if we do not have a guarantee anymore, but our computer still performs well, it's worth servicing,
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.