单项选择题
A.integrates data，security，and wireless
B.integrates data，ecurity，wireless and application optimization
C.integrates voice，data，security，wireless and application optimization
D.integrates data and wireless
多项选择题 WhataretwosecurityfeaturesoftheCiscoSecureRouter500Series？（）
单项选择题 Afteraclienthasdevelopedasecuritypolicy，whatisrecommendedthattheydonext？（）
多项选择题 Hacksandintrusionsaffecttheeconomicperformanceofbusinessimmediately，intheshort-term，andinthelong-term.Whichtwooftheseareshort-termeconomicimpactsofasecuritybranch？（）