多项选择题
A.Routinely apply patches to operating systems and applications
B.Disable unneeded services and ports on hosts
C.Deploy HIPS software on all end-user workstations
D.Require strong passwords and enable password expiration
单项选择题 Examinethefollowingitems，whichoneoffersavarietyofsecuritysolutions，includingfirewall，IPS，VPN，antispyware，antivirus，andantiphishingfeatures？（）
单项选择题 BeforeaDiffie-Hellmanexchangemaybegin，thetwopartiesinvolvedmustagreeonwhat？（）
单项选择题 Based on the username global configuration mode command displayed in the exhibit. What does the optionsecret 5 indicate about the enable secret password？（）