Wide Area Network Technologies

What routing protocol is the most popular distance-vector routing algorithm used to determine the best routes within a network?

• RIP
• OSPF
• BGM
• IGMP

What routing protocol is the most popular link-state protocol used within a large organization?

• RIP
• OSPF
• BGP
• IGMP

What technology takes data and breaks them into packets and sends them over a network,
sometimes using different routes for each packet?

• circuit switching
• connection switching
• packet switching
• network switching

X.25 and Frame Relay are examples of what type of WAN technology?

• circuit switching
• connection switching
• packet switching
• network switching

What device acts as a high-speed modem for a LAN?

• analog modem
• telco incoming router
• packet switcher
• CSU/DSU

What does X.25 use as its DTE device?

• telco incoming router
• packet switcher
• analog modem
• PAD

What part of the network is the point where the responsibility of the administrator ends and the
telecommunications provider’s responsibility begins?

• last mile
• demarc
• router array
• PAD interface

What is the primary disadvantage of X.25?

• digital circuit
• small data payloads
• circuit switching
• slow speeds

When a packet traverses a network, each router is a _____.

• jump point
• CSU/DSU
• jump switch
• hop

When you have multiple circuits connected to a site, the entire circuit is known as a
___________.

• virtual circuit
• emulated circuit
• joined circuit
• multitasked circuit