Cisco Level 3 Modules 7 - 8

Which two options describe a WAN? (Choose two)

• A WAN is owned and managed by a organization or home user.

• A WAN provides networking services over large geographical areas.

• WAN services are provided for a fee.

• WANs guarantee security between the endpoints.

Which topology type describes the virtual connection between source to destination?

• Physical Topology

• Wired Topology

• Logical topology

• Cabling Topology

Which is a type of WAN carrier connection that provides redundancy?

• Dual-carrier WAN connection

• Single-carrier WAN connection

Which two devices operate in a similar manner to the voiceband modem but use higher broadband frequencies and transmission speeds> (Choose two)

• Cable Modem

• CSU/DSU

• DSL Modem

• Voiceband Modem

Which communication method is used in all WAN connections?

• Circuit-Switched

• Packet-Switched

• Parallel

• Serial

What is the recommended technology to use over public WAN infrastructure when a branch office is connected to the corporate site?

• ATM

• ISDN

• Municipal Wi-FI

• VPN

Which medium do service providers use to transmit data over WAN connections with SONET, SDH, and DWDM?

• Satellite

• Fiber Optic

• Wi-Fi

• Copper

A small company with 10 employees uses a single LAN to share information between computers.

Which type of connection to the Internet would be appropriate for this company?

• Private dedicated lines through their local service provider

• A dialup connection that is supplied by their local telephone service provider

• Virtual Private Networks that would enable the company to connect easily and securely with employees

• A broadband service, such as DSL, through their local service provider.

An enterprise has four branches. The headquarters needs full connectivity to all branches.

The branches do not need to be connected directly to each other.

Which WAN topology is most suitable?

• Full mesh

• Bus

• Hub and spoke

• Point-to-Point

Which is a service provider WAN solution that uses labels to direct the flow of packets through the provider network?

• MPLS

• Cable

• ATM

• DSL