单项选择题
A. Clean the drum with a computer vacuum.
B. Replace the toner cartridge.
C. Clean the fuser area with a lint free cloth.
D. Use a can of compressed air to clean the pickup assembly.
单项选择题 The technician has suspicions that a browser has been hijacked. Which of the following should the technician look for in this situation?（）
单项选择题 The technician is working on a system and has determined that the hard drive must be reimaged. However, the customer wants to retain all the data. Which of the following would take the LEAST amount of time to implement?（）
多项选择题 A technician wants to secure a Windows 7 Ultimate notebook hard drive. Which of the following should the technician do to implement BitLocker?（） (Select TWO).