module 1

Subject: module 1 Fri Nov 30, 2007 4:38 pm

CCNP 2
Chapter 1

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Which router platform does not run the standard Cisco IOS?

700 series X
800 series
1000 series
1600 series
1700 series
2500 series
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Which factor would be the least important when choosing a WAN service?

ease of management
quality of service
reliability
location of wiring closets X
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What are two characteristics of synchronous transmission techniques? (Choose two.)

No clock or timing source is needed.
Start and stop bits are required frequently.
Clocking is provided by a telecommunications carrier. X
Common timing signal is used. X
Only a few bytes can be transmitted without timing signals.
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Which technology is considered to be packet switched?

DSL
dial-up over PSTN
ISDN
Frame Relay X
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A CSU/DSU is classified as which type of telecommunications equipment?

digital terminal equipment (DTE)
data communications equipment (DCE) X
central office (CO)
dial-up networking
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Which basic method of data communications uses a common timing signal between hosts?

synchronous transmission X
asynchronous transmission
circuit-switched connection
connection-oriented transmission
connectionless transmission
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What are two examples of packet-switched technologies? (Choose two.)

ATM X
dial-up over PSTN
ISDN
Frame Relay X
DSL
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Which description characterizes a dedicated line?

low-speed transmission facilities
switched circuits that establish a fixed path through a carrier network X
ideal for low-volume data environments
shared line to keep costs down
line costs are considered pay as you go
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Which of the following is the most common circuit-switched technology?

POTS X
ISDN
Frame Relay
X.25
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Which WAN technology uses cell switching?

Frame Relay
ATM X
ISDN
Cable
X.25
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What are two characteristics of asynchronous transmission techniques? (Choose two.)

No clock or timing source is needed. X
Start and stop bits are required frequently. X
Clocking is provided by a telecommunications carrier.
Common timing signal is used.
Thousands of bytes can be transmitted without timing signals.
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Which Cisco router offers high performance and is designed for large regional offices that require high-density solutions?

2600 series
7200 series X
AS5000 series
4000 series
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Which technology includes two B channels for data and a D channel for call setup?

asynchronous dialup
Frame Relay
ISDN BRI X
ISDN PRI
T1
E1
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If a modem is being used to connect to an ISP, which WAN connection type is being used?

leased line
circuit switched X
packet switched
cell switched
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Which of the following is considered a circuit-switched technology?

ATM
dial-up over PSTN X
T3
Frame Relay
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What is the best configuration method when connecting a router to a circuit-switched network?

continuously established
permanently established
dial-on-demand X
dial-up-networking
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Which character-framed transmission type uses start and stop bits?

asynchronous X
synchronous
ethernet framing
ISDN
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What are two examples of dedicated connectivity technologies? (Choose two.)

DSL X
ISDN
dial-up over PSTN
T3 X
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Which term applies to mobile users and small office or home office locations?

central site
branch site
telecommuter office X
national headquarters
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Which type of traffic is ISDN designed to carry?

synchronous communications
asynchronous data
analog data
data, voice, and video traffic X
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