单项选择题
A. Update anti-virus， security patches， BIOS software， and then the web software.
B. Update the web software， security patches， anti-virus， and then the BIOS.
C. Update security patches， BIOS， web software， and then the anti-virus.
D. The order does not matter， only one change at a time should be done.
单项选择题 Asabestpractice，whenshouldtheserverberebootedtoapplytherebootrequiredpatches？（）
单项选择题 A data center has had a power outage. Which of the following should the administrator do FIRST once the power is restored?（）
单项选择题 WhichofthefollowingportsMUSTbeopenonthefirewalltoallowremotedesktopconnectionand remoteassistancetrafficthrough？（）