Which component should you use to reduce collision issues on a large LAN?（）

多项选择题Deploying the cisco unified computing system platform into the data center provides which two benefits?（）

A.it leverages low-speed interfaces
B.only one configuration is used for all blades
C.storage, computing and networking services are combined onto one blade
D.it is A pra-as-you-go incremental deployment
E.server replacement is as easy as replacing the physical blade

多项选择题Cisco collaboration applications and services can be hosted in A number of ways, which three are valid hosting models?（）

A.device-specific
B.on-premises
C.integrated
D.hybrid
E.virtual
F.SaaS

单项选择题A service provider wants to prevent the repeat of a denial of service (DoS) attack that recently disabled Internet access for several thousand customers. Which Cisco solution best matches this business need?（）

A.Network security
B.Virtual Private Network (VPN)
C.Wireless network
D.Content networking

单项选择题A global manufacturer of automobile parts wants to implement specialized voice applications to increase productivity and reduce the cost of overseas toll calls. Which Cisco solution best matches this business need?（）

A.Digital subscriber line (DSL)
B.Optical network
C.Wireless local-area network (WLAN)
D.Internet Protocol (IP) telephony

单项选择题The Services-Ready Engine is an optional module of the Cisco ISR family. It includes onboard CPU and memory to run advanced applications. Which of these is an example of an advanced application that runs on the Services-Ready Engine?（）

A.Cisco Express Forwarding
B.Cisco Routing Services
C.Cisco Firewall Security
D.Cisco Unity Express