单项选择题 WhichofthefollowingBESTdescribesRAID10？（）

单项选择题 An administrator needs to update the anti-virus, security patches, BIOS, and the web server software on a production system. Which of the following is the BEST method to accomplish this?（）

多项选择题 Afteravirusoutbreak，whichofthefollowingcanbeusedtodeployahotfixinaMicrosoft environment？（）