There are four main Cisco certification levels that you can attain as a certified Cisco professional.What is the highest level of certification that is offered？（）

单项选择题WhichstatementbestdescribesthedifferencesbetweenCiscoSMARTnetandCiscoSMARTnet Onsite？（）

A. CiscoSMARTNet Onsite includes all of the elements of Cisco SMARTnet with the additionalprovision of onsite technician to perform parts replacement
B. CiscoSMARTnet Onsite is primarily attractive to customers who do not need to replace theirhardware immediately， but would still like an onsite technician to install and replace hardware
C. CiscoSMARTnet Onsite includes certification classes and live network consulting at thecustomer site
D. CiscoSMARTnet Onsite provides network monitoring for small-to-medium sized businesses andprovides onsite technical resources when hardware problems are detecteD

多项选择题TheCiscoUnifiedWirelessNetworkminimizestheTCOandmaximizeswirelessnetworkuptimebyoptimizingwhichtwodeployment，management，andsecurityfeatures？（）

A. unified wireless and wired infrastructure for a single point of control for all WLAN traffic
B. simplified management of central or remotely located access points
C. extension features to wired network services， such as denial of service prevention and ACLs
D. threat defense with a robust wired IDS

单项选择题Networkintegrationhelpstobuildapowerfulbusinessfoundation.WhichapproachdoesCiscousetointegrateapplicationsandservicesacrossthenetworkinfrastructure？（）

A. application-level
B. systems-level
C. policy-level
D. advanced services

单项选择题WhichCiscoCatalystswitchesfitintheaccessarea？（）

A. Cisco Catalyst 2900 Series，Catalyst 7300 Series，and Catalyst 8000 Series
B. Cisco Catalyst 2900 Series，Catalyst 3700 Series，and Catalyst Series
C. Cisco Catalyst 2700 Series，Catalyst 7300 Series，and Catalyst 8000 Series
D. Cisco Catalyst 2700 Series，Catalyst 3700 Series，and Catalyst4500 Series

单项选择题WhatwouldbeabletohandleIPtelephonyande-businessapplicationsconcurrently？（）

A. Cisco Catalyst switches
B. Cisco SOHO routers
C. Cisco 7000 Series WAN edge routers
D. Cisco integrated Services Routers