QuarkXPress /ˌkwɑːkɪkˈspres, ˌkwɔːk- $ ˌkwɔːrk ˌkwɑːrk-/ BrE AmE trademark
a type of computer ↑ software used for ↑ desktop publishing :
Applicants for the job should have some journalistic or publishing experience, and a working knowledge of QuarkXPress.