9780357108505_TestBank_Ch_01_Windows_Versions_and_Customer_Service 9780357108505_TestBank_Ch_01_Windows_Versions_and_Customer_Service administrator Test Bank: CompTIA A+ Core 2 Exam: Guide to Operating Systems and Security, 10th Edition, Jean Andrews, Joy Dark, Jill West, ISBN-10: 0357108507, ISBN-13: 9780357108505