單項選擇題Why is QoS important in a converged network?（）

A.Because voice data packets must follow a single dedicated path through the network
B.Because voice data packets should arrive quickly and sequentially, and with no lost data
C.Because lost voice-data packets must be retransmitted
D.Because data does not need to arrive intact, so data transfer rates can be variable


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1.單項選擇題A consulting firm is locating 30 consultants at a client site for a nine-month project. What need does the firm have that can be met by a wireless solution?（）

A.Providing a temporary network need
B.Ensuring secure presentations
C.Having freedom of movement within a network range
D.Augmenting an existing network

2.單項選擇題If an enterprise customer required A switch for their branch office access layer, which family of switches would the customer likely choose from?（）

A.Cisco SFS 3000/7000
B.Cisco Catalyst 2000 and 3000
C.Cisco Catalyst 4000 and 6000
D.Cisco Nexus

3.多項選擇題Which two features characterize controller-based deployments in a WLAN?（）

A.individual device configuration
B.roaming that is facilitated bywirelee-location services
C.coverage of a single area
D.coverage of large areas
E.seamless roaming throughout the network

4.單項選擇題Which content network component is primarily used to store and deliver content from the network edge?（）

A.Content router
B.Content switch
C.Content Distribution Manager (CDM)
D.Content engine

5.單項選擇題Which Cisco product is a hardware component that supports content filtering and other gateway security functions for the Catalyst 6500 Series?（）

A.Cisco Private Internet Exchange (PIX) Firewall
B.Cisco VPN/Security Management Solution (VMS)
C.Cisco Internetwork Operating System (IOS) Firewall
D.Cisco Firewall Services Module (FWSM)

8.單項選擇題Telepresence and video conferencing have been an increasingly important component of the overall collaboration marker, which indicator is the best measure of the continued importance of these technologies going forward?（）

A.generation Y ,raised on video, comprises 17 percent of the world population
B.the annual growth rate of the video-conferencing market is 23 percent
C.the U.S internet traffic annual growth rate is more than 40 percent
D.thecisco long-term growth-rate target is 12 percent to 17 percent

10.單項選擇題What is the goal of the borderless network architecture?（）

A.to provide users with A single device that permits access to information anywhere
B.to provide users with the same productivity and access to information no matter where are or which device they use
C.to eliminate the need for border security and firewalls
D.to provide companies with A way to extend their security and control over employees on the internet