utility-program public under computer-program 100 List Picture As a command %3 n0 utility-program n2 package-manager n0->n2 n3 trace-program n0->n3 n4 antivirus-software n0->n4 n5 backup-software n0->n5 n6 device-driver n0->n6 n7 diagnostic-program n0->n7 n8 file-archiver n0->n8 n9 input-program n0->n9 n10 output-program n0->n10 n11 sort-program n0->n11 n1 computer-program n1->n0