单项选择题
A. a high-bandwidth environment with applications such as IP video
B. a predominantly telecommuter workforce
C. a robust LAN intrusion detection system
D. the intention to upgrade from Cisco Unified Communications Manager Express to Cisco Unified Communications Manager
多项选择题 WhataretwowaysinwhichtheCiscoSecurityMonitoring，Analysis，andResponseSystemprovidessuperiornetworkprotection？（）
多项选择题 Healthcareprovidersareincreasinglyusingwirelesstechnologiestoenablegreatermobilityforclinicalstaff.Whichtwowirelessdevicescanbeusedinanintegratedmedical-gradenetwork？（）
多项选择题 WhatarethreeprojectgoalsofaTechnicalDecisionMaker？（）