Multicast Quiz 1 ⋆ IpCisco

MULTICAST QUIZ 1

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Question 1

Multicast uses .... as a Transport Layer Protocol.

A	TCP
B	SCTP
C	UDP
D	All ot hem
E	None of them

Question 2

What is Meeting Point of Receiver and Sender in a Multicast Network?

A	Designated Router
B	Querier
C	Randevous-Point
D	Receiver Segment
E	Source Segment

Question 3

.... is used to check the IGMP join and leave messages and according to these messages it populates the switching tables in IP Multicast.

A	PIM DM
B	IGMP
C	IGMP Snooping
D	PIM SM
E	MLD

Question 4

.... can be enabled on any interface that can be a receiver interface.

A	STP
B	ICMP
C	IGMP
D	PIM
E	ARP

Question 5

If you have an IPv6 address 2001::11aa:bb22:1234, what is your Solicited-node address?

A	FF02::1:0000:1234
B	FF02::1:FF22:1234
C	FF02::1:FFFF:0000
D	FF02::1:FF00:1234
E	FF02::1:FFFF:1234

Question 6

What is the reserved IPv4 Multicast block?

A	224.0.0.0 - 230.255.255.255
B	220.0.0.0 - 230.255.255.255
C	224.0.0.0 - 224.255.255.255
D	224.0.0.0 - 239.255.255.255
E	224.0.0.0 - 229.255.255.255

Question 7

PIM Hellos are sent at every .... seconds.

A	15
B	20
C	100
D	30
E	120

Question 8

Which ones are True for Shared Path Tree?

A	Showed as (*,G)
B	Showed as (S,*)
C	Rooted at Randevous Point (RP)
D	Showed as (S,G)
E	Rooted at Multicast Source

Question 9

What is the address range for GLOP?

A	224.a.b.c - 239.a.b.c
B	224.a.b.0 - 233.a.b.c
C	224.a.b.c - 225.a.b.c
D	233.a.b.0 - 233.a.b.255
E	224.a.b.0 - 224.a.b.255

Question 10

If you have a AS Number 16200, what is your GLOP Address range?

A	233.17.54.0/24
B	233.61.72.0/24
C	233.63.74.0/24
D	233.8.14.0/24
E	233.12.84.0/24

Question 10 Explanation:

32768 16384 8192 4096 2048 1024 512 256 128 64 32 16 8 4 2 1 0 0 1 1 1 1 1 1 0 1 0 0 1 0 1 0 00111111 = 63 01001010 = 74

Question 11

Which ones are examples for one-to-many multicast applications?

A	Real Time Monitoring
B	IP-TV
C	Stock Prices
D	All of them
E	Weather Updates

Question 12

224.0.0.10 Multicast Address is used for All ... Routers.

A	OSPF
B	IGMP
C	IS-IS
D	EIGRP
E	PIM

Question 13

Which ones are the duties of Multicast DRs?

A	All of them
B	It registers the Multicast Source to the RP
C	It tranmits the PIM Joins to RP
D	It registers the Multicast Source to the Multicast Receiver
E	It tranmits the PIM Joins to Multicast Source

Question 14

Which ones are True about Multicast?

A	Sending packet a group of receivers
B	Any-to-any
C	Only Unidirectional
D	Uninterested receivers can refuse the multicast packets
E	Routers forward multicast by default

Question 14 Explanation:

Routers do not forward multicast by default. Multicast is Unidirectional or bidirectional.

Question 15

Querier election is preemptive. If a new device come with a lower IP, the election is done again.

A	False
B	True

Question 16

IGMP Proxy Operation Steps are given below. What is the Correct Order of this Oepration? a. Receivers Responds to IGMP Query. b. A single IGMP Report sent to the Querier. c. Querier Sends IGMP Query. d. IGMP Proxy forwards IGMP Query to all ports.

A	a-c-b-d
B	c-d-a-b
C	d-c-b-a
D	a-d-c-b
E	c-d-b-a

Question 17

What is the versions of IGMP?

A	IGMPv3
B	IGMPv2
C	IGMPv5
D	IGMPv4
E	IGMPv1

Question 18

The Path betweeen the Randevous Point and the Receivers is ....

A	Source Path Tree
B	Shared Path Tree

Question 19

The General Query message is sent to the Multicast address ....

A	224.0.0.2
B	224.0.0.3
C	224.0.0.13
D	224.0.0.1
E	224.0.0.5

Question 20

Randevous Point (RP) is optional in Any Soure Multicast Networks.

A	False
B	True

Question 20 Explanation:

Randevous Point (RP) is mandatory in Any Soure Multicast Networks.

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Multicast Quiz 1

MULTICAST QUIZ 1

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