Pregunta 1
Pregunta
What are the most common internet connection types in a SOHO network?
Respuesta
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DSL
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Cable
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FDDI
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PPP
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HDLC
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T1
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MPLS
Pregunta 2
Pregunta
What protocol is used to determine an unknown physical address
Pregunta 3
Pregunta
To create a leased line, a physical path must exist between the two routers.
Pregunta 4
Pregunta
What protocol is used to derive an ip address from a name that is easier for humans to remember?
Pregunta 5
Pregunta
The leased line connection coming in from the TELCO typically uses a ________ connector.
Pregunta 6
Pregunta
IP focuses on routing data in the form of segments.
Pregunta 7
Pregunta
Slower leased line connections generally run in multiples of
Respuesta
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64kbps
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56 kbps
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1.544 Mbps
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9600 Bps
Pregunta 8
Pregunta
When building a WAN link in a lab without a true Telco connection, you must use a ________ cable
Respuesta
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Cat 5e
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Crossover
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DTE/DCE
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v.35
Pregunta 9
Pregunta
The routing process is sometimes referred to as path selection.
Pregunta 10
Pregunta
a router reuses the Ethernet frame a packet was received in, when sending a packet to its next hop.
Pregunta 11
Pregunta
What HDLC header field did Cisco add to their proprietary version of the ISO HDLC standard?
Respuesta
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type
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preamble
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pad
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MAC address
Pregunta 12
Pregunta
An IPv4 address is _____ bits.
Pregunta 13
Pregunta
'Octet' is a vendor neutral term for ____________?
Pregunta 14
Pregunta
1000BASE-LX uses________ and supports distances up to ________.
Respuesta
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single mode fiber
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multi mode fiber
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5 km
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70 km
Pregunta 15
Pregunta
IP addresses in the same group must not be separated by a router.
Pregunta 16
Pregunta
Addresses separated from each other by a _______ must be in different groups.
Pregunta 17
Pregunta
What two Ethernet standards made Ethernet a viable wan technology
Respuesta
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1000BASE-T
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1000BASE-LX
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1000BASE-ZX
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1000BASE-FZ
Pregunta 18
Pregunta
192.168.1.1 is a class_________ network
Pregunta 19
Pregunta
DSL is a viable replacement for a leased line.
Pregunta 20
Pregunta
172.42.15 27 is a class _______ address
Pregunta 21
Pregunta
Cable and DSL WAN links tend to cost less than a leased line because they utilize infrastructure that is likely already installed.
Pregunta 22
Pregunta
11.1.1.11 is a class _______ address
Pregunta 23
Pregunta
Leased lines use _______ pairs of wires and operate at __________.
Respuesta
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2
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4
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full duplex
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half duplex
Pregunta 24
Pregunta
127.10.21.1 is an assignable address in Class B
Pregunta 25
Pregunta
the Data link layer FCS field allows for
Pregunta 26
Pregunta
We like routing protocols because
Respuesta
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they dynamically fill our routing tables
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they place the best route in our routing tables
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they notice when routes aren't available anymore, and they clean up.
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they work quickly to add new routes
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they prevent routing loops
Pregunta 27
Pregunta
A leased line exists as a single long cable through a Telco
Pregunta 28
Pregunta
EoMPLS uses an _________ standard header and trailer.
Respuesta
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802.3
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802.11
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802.1Q
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802.2
Pregunta 29
Pregunta
DSL connections are most likely ________________.
Pregunta 30
Pregunta
HDLC is a layer ____ protocol