单项选择题
A. Cisco 7000 Series WAN edge routers
B. Cisco 800 Series routers
C. Cisco Integrated Services Routers
D. Cisco Small Business Series routers
单项选择题 Choosethemostaccuratestatementregardingtheaccountqualificationandplanningservice componentinthepreparephase.（）
多项选择题 WhichtwostatementsbestdescribetheCiscoUnifiedWirelessNetwork？（）
单项选择题 Becauseofthesystems-levelapproach，Ciscosecuritycandefendagainstwidespreadattacks fromhackersandviruses.WhatdescribestheCisconetworksecuritystrategy？（）