单项选择题 A computer is redeployed after sitting in storage for a year and is now displaying the wrong date. Which of the following is the cause? （）

单项选择题 Which of the following could cause an Inaccessible boot drive error during the boot process? （）

单项选择题 After removing several obsolete programs from a PC, a user is experiencing slower than usuallyprocessing times. Which of the following would be the BEST way to speed up the processing? （）