Category 1
True or False.
xDSL, Cable, Ethernet Cable are wired options.
False
True or False.
Municipal Wi-Fi, Cellular, Satellite Internet, and WiMax are all wireless options.
True
Which topology type describes the virtual connection between source to destination?
logical topology
Which service provider fiber-optic technology increases the data-carrying capacity using different wavelengths?
DWDM
Which communication method is used in all WAN connections?
Serial
Which traditional WAN connectivity option uses T-Carrier or E-Carrier lines?
Leased lines
Which WAN term defines the point where the subscriber connects to the service providers network.
Point-of-Presence (POP)
What is the recommended technology to use over a public WAN infrastructure when a branch office is connected to the corporate site?
VPN
Which is a service provider WAN solution that uses labels to direct the flow of packets through the provider network?
MPLS
Which IPsec function uses pre-shared passwords, digital certificates, or RSA certificates?
Authentication
Which technique is necessary to ensure a private transfer of data using a VPN?
Encryption
Which medium do service providers use to transmit data over WAN connections with SONET, SDH, and DWDM?
fiber optic
Which type of network would be used by a company to connect locations across the country?
WAN
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?
DSL
Which type of WAN network design is the most fault-tolerant?
fully meshed topology
What are the two fundamental Dynamic Multipoint VPN tunnel types?
spoke-to-spoke
hub-to-spoke
What are two common types of circuit-switched WAN technologies?
PSTN
ISDN
What is a characteristic of a WAN?
WAN service providers include carriers such as a telephone network or satellite service.
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. What kind of WAN topology is most suitable?
hub and spoke
To which two layers of the OSI model do WAN technologies provide services?
data link layer
physical layer
Which VPN benefit allows an enterprise to easily add more users to the network?
Scalability
Which VPN benefit allows an enterprise to increase the bandwidth for remote sites without necessarily adding more equipment or WAN links?
Cost Savings
Which type of VPN is used to connect a mobile user?
Remote-Access
They are a common solution for securing enterprise traffic across the internet. Site-to-site and remote access VPNs are created and managed by the enterprise using both IPsec and SSL VPNs.
Enterprise VPNs
To secure network traffic between sites and users, organizations use ________ to create end-to-end private network connections.
VPN