00739cam a2200217 7i4500 0000016982 20220914090000.0 9780357108505 005.1/DAR Dark, Joy CompTIA A+ Core 2 exam : Guide to Operating Systems and Security by Joy Dark, Jean Andrews, Jill West. 10th edition. Boston, MA: Cengage Learning, c2020. xxxiii, 702 pages: illustrations; 29 cm. Includes index Electronic data processing personnel -- Certification Computer software -- Examinations Andrews, Jean West, Jill 1000026880 Book Red Spot 1000026881 Book Green Spot