Traditional UNIX command options used a single dash, like -a; _ command options use two dashes like –all. 1 year agoby Linux Questions Traditional UNIX command options used a single dash, like -a; _ command options use two dashes like –all. › Category: Linux Essentials › Author "LinuxQuestions" › Traditional UNIX command options used a single dash, like -a; _ command options use two dashes like –all. Vote Up 0 Vote Down Linux Questions Staff asked 1 year ago Traditional UNIX command options used a single dash, like -a; _______ command options use two dashes like –all. LINUX Kernel GNU shell Please login or Register to submit your answer Username or Email Address Password Remember Me FacebookXGoogle+PinterestLinkedIn