单项选择题
A. PEC
B. Cisco Networking Academy Program
C. Cisco TAC
D. Cisco Partner Specializations Program
多项选择题 InaCiscoSDN，everyelementinthenetworkactsasapointofdefense.WhichtwobestdescribethefeaturesofCiscoSDN？（）
单项选择题 CiscoCatalyst_switchesfitintheaccessarea.（）
多项选择题 AsmallcompanythatisconsideringaCiscoconvergednetworksolutionhasaskedwhetheryou recommendtheCisco2800or3800SeriesIntegratedServicesRouters.Whichtworesources wouldyouconsulttodeterminetheappropriateproduct？（）