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Q.1
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Which of the following are VLAN types?
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a)
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end-to-end VLAN
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b)
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client-to-server
VLAN
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c)
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local
VLAN
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d)
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wide
area VLAN
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e)
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all
of the above
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Answer
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Q.2
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Which
of these are link types?
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a)
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access link
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b)
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trunk link
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c)
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hybrid link
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d)
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per
vlan link
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Answer
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Q.3
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Which
of the following frame types have been defined for
ISL?
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a)
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Ethernet
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b)
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token ring
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c)
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FDDI
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d)
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ATM
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e)
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serial
point to point
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f)
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frame
relay
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g)
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all
of the above
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Answer
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Q.4
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A
desirable mode trunk port becomes active if the
neighboring port is in _______ state.
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a)
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On
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b)
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Off
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c)
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Desirable
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d)
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Auto
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e)
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Nonegotiate
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Answer
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Q.5
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What
happens when two switches have the same
configuration revision number?
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a)
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nothing happens
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b)
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An
election takes place. The switch with the higher
ID wins
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c)
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An
election takes place. The switch with the lower ID
wins
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d)
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they
overwrite each others VTP database
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Answer
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Q.6
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Which
of the following statements are true for VTP
pruning?
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a)
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pruning stops
unnecessary broadcast traffic flowing to switches
that do not need it
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b)
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pruning
is turned on by default
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c)
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pruning
needs to be set up on all participating switches
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d)
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all
VLANs are prune eligible by default
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e)
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VLANs can be
made prune eligible or prune uneligible
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Answer
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Q.7
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Which
of the following are true for VTP configuration
revision number?
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a)
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the
VTP configuration revision number is incremented
every time the VTP database is modified
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b)
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if
the VTP configuration revision number received is
higher than the existing VTP configuration
revision number, the switch will overwrite the
existing configuration
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c)
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if
the VTP configuration revision number being
advertised is
equal to the existing
VTP configuration revision number, the
switch will ignore the advertisement.
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d)
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if
the VTP configuration revision number being
advertised is lower than the existing VTP
configuration revision number, it will overwrite
the configuration of the advertising server.
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e)
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all
of the above
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Answer
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Q.8
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A
root port is
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a)
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the port that
provides the best path to the root bridge
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b)
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the
port that provides the best path from each segment
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c)
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all
ports on a root bridge
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d)
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all
of the above
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Answer
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Q.9
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Which
of the following are STP types
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a)
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Per-VLAN STP (PVST)
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b)
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Common STP (CST)
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c)
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Per-VLAN STP
Plus (PVST+)
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d)
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Common
STP Plus (CST+)
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e)
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All
of the above
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Answer
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Q.10
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Which
of the following are PVST+ characteristics?
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a)
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it
is compatible with PVST after additional
configuration
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b)
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it interoperates
with CST without any user intervention
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c)
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PVST+ is the
default STP on newer Catalyst swithches
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d)
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All
of the above
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Answer
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Q.11
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Port
Aggregation Protocol has the following behavior
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a)
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cannot
be performed when using dynamic VLANs
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b)
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has
to be configured as a trunk port or must belong to
the same VLANs
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c)
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must
have the same operating speeds and port duplex
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d)
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making
a change in a link cause all other links to change
to match the new specs
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e)
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all of the above
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f)
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none
of the above
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Answer
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Q.12
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Which
of the following are valid conditions for uplink
fast
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a)
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must be
configured on an access layer switch.
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b)
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must have at
least one blocked port
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c)
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the failure must
be on the root port.
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d)
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Will cause STP
to cause rapid convergence by skipping the max age
timer
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Answer
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Q.13
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MLSP
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a)
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uses CGMP
multicast address for sending out hello messages
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b)
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uses
IGMP multicast address for sending out hello
messages
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c)
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sends
out hello every 10 seconds
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d)
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sends out hello
every 15 seconds
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Answer
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Q.14
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MLS
Cache entry contains the following information
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a)
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destination
IP
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b)
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source
IP
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c)
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Port
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d)
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destination
port
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e)
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source
port
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f)
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destination
MAC address
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g)
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VLAN
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h)
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All of the above
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Answer
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Q.15
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Which
of the following are true for fast aging
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a)
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packet threshold
has to be set
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b)
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fast aging time
has to be set
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c)
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default is 0
seconds
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d)
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default
is 8 seconds
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Answer
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Q.16
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What
is the mac address used by HSRP group number 22
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a)
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0000.0c07.ae22
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b)
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0000.0c07.ac22
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c)
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0000.0c07.ae16
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d)
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0000.0c07.ac16
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Answer
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Q.17
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What
does the command preempt do
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a)
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it allows a
router to preempt after coming back up
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b)
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it
allows a standby router to preempt when the active
router goes down
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c)
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it
allows the other router to become a standby router
when the standby get promoted to active router
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d)
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none
of the above
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e)
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all
of the above
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Answer
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Q.18
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What
is the MAC address used by the multicast group
224.0.0.10
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a)
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0100.5e00.000a
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b)
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0100.5e00.0010
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c)
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0001.5e00.000a
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d)
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0001.5e00.0010
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Answer
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Q.19
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In
IGMP v2, what happens when there are multiple
routers connected to the same segment
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a)
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all
router send out queries
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b)
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the
router with the highest IP address queries
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c)
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the router with
the lowest IP address queries
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d)
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the
routers take turn querying
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Answer
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Q.20
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What
is the difference between PIM sparse mode and PIM
dense mode
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a)
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sparse mode has
a rendezvous point, dense mode does not
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b)
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dense
mode has a rendezvous point, sparse mode does not
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c)
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dense mode
forwards multicasts without a host joining a group
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d)
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sparse mode
forwards multicasts only when host joins a group
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Answer
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