diff --git a/Sistem Operasi/K21/01 Sistem Operasi Teori/SO-Pertemuan 09.pdf b/Sistem Operasi/K21/01 Sistem Operasi Teori/SO-Pertemuan 09.pdf
new file mode 100644
index 0000000..ccaddac
Binary files /dev/null and b/Sistem Operasi/K21/01 Sistem Operasi Teori/SO-Pertemuan 09.pdf differ