les systèms informatiques sont capable de faire face au devenir is incomplete
=> les systèms informatiques sont capable de faire face au devenir
de quoi?
=>le devenir de quelque chose, the future of something
possibly the evolving or the change (the evolution sounds a bit too Darwinist, doesn't it

)
You might end the sentence after
devenir, but you have to replace
au devenir by
à l'avenir without much changing the meaning.