多项选择题 A server configured with RAID 5 has recently suffered from two simultaneous disk failures. Which of the following would be required to bring the server back to operational status?（）

单项选择题 Whendisposingofcomputerequipment，whichofthefollowingcanpresentanenvironmental hazard？（）

单项选择题 Which of the following is the EASIEST way to centrally deploy software?（）