Interview questions on VLAN

Question -1

How many untagged VLAN’s can a switch port be a member of
a)1
b)Unlimited
c)4096
d)Dependent on the capacity of the switch

Question -2

On a switch, port 1 and port 2 are configured as members of vlan 2 and vlan 3 respectively. Which of the following is true

a)Broadcast traffic initiated on port 1 will not be available on port 2
b)Unicast traffic initiated on port 1 will be available on port 2
c)Broadcast traffic initiated on port 1 will be available on port 2 if a router is configured.
d)All of the above

Question -3

What additional device is required for communication between two PC’s on same VLAN

a)Router
b)Layer 3 switch
c)Default gateway
d)No additional device is required

Question -4

An IP address is required for TCP communication between two computers residing on the same VLAN.

a)True
b)False

Question -5

How many VLAN’s can be configured on a switch

a)4096
b)2048
c)Number of ports on the switch
d)Based on the switch design

Question -6

Which feature can be used to carry all VLAN traffic on one link from a switch to a router

a)Trunking
b)Pruning
c)LACP
d)None of the above

Question -7

Which of the following would be unavailable in a 802.1q tagged frame

a)Source mac-address
b)Destination mac-address
c)802.1q tag
d)None of the above

Question -8

PC1 and PC2 are connected to port 1 and port 2 of a switch. Port 1 and Port 2 are members of VLAN 1 and VLAN 2 respectively. A router is also configured, with VLAN 1 IP address as 192.168.1.1/24 and VLAN 2 IP address as 192.168.2.1/24 and connected to the switch with trunking enabled. What should be the default gateway on PC1 for it to access PC2.

a)192.168.2.1
b)192.168.1.1
c)A default gateway need not be explicitly configured since a router is available
d)Management IP address of vlan 1