单项选择题
A. upgrade discounts
B. Free CCO account
C. Cisco Learning Credits
D. around-the-clock access toCisco Technical Access Center
单项选择题 WhichonlineCiscoresourceprovidesPPDIOOandLifecycleServicesmethodology？（）
单项选择题 TheLearning&EventssectionofCisco.comcontainsinformationaboutcertificationandadditionalCiscoeducationalresourcesthatenableyoutofurtheryourprofessionalopportunities.WhichprogramisdetailedinLearningSEvents？（）
单项选择题 ThefollowingCiscoCatalystSeriesswitchesfitintheaccessarea.Whichswitchesalsoutilize StackWisetechnologytoaddresstheneedsofcompanieswithgrowingnetworksbyallowingthemtoconnect？（）