0 any or all of the operations performed by a piece of equipment or a software program --
1 the tasks that a computer, software program, or piece of electronic equipment is able to do: --
2 the quality of being useful, practical, and right for the purpose for which something was made: --
In civil engineering, a major component of functionality is safety.
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.