Complex sentence: Among young people, in particular, digital literacy is high in its operational dimension (e.g. rapidly move through hypertext, familiarity with different kinds of online resources) while the skills to critically evaluate content found online show a deficit (Gui and Argentin, 2011).
Split into simpler sentences: Among young people, digital literacy is high in its operational dimension. However, the skills to critically evaluate content found online show a deficit (Gui and Argentin, 2011).