Multicast Quiz 1 ⋆ IpCisco

MULTICAST QUIZ 1

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Question 1

What is the reserved IPv4 Multicast block?

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

Question 2

What is the address range for GLOP?

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

Question 3

Which ones are True about Multicast?

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

Question 3 Explanation:

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

Question 4

Which ones are True for Shared Path Tree?

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

Question 5

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

A	120
B	100
C	15
D	20
E	30

Question 6

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

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

Question 7

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

A	STP
B	IGMP
C	PIM
D	ICMP
E	ARP

Question 8

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

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

Question 9

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

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

Question 9 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 10

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

A	True
B	False

Question 11

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

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

Question 12

Which ones are the duties of Multicast DRs?

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

Question 13

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

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

Question 14

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

Question 15

What is the versions of IGMP?

A	IGMPv3
B	IGMPv2
C	IGMPv5
D	IGMPv1
E	IGMPv4

Question 16

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

A	Source Path Tree
B	Shared Path Tree

Question 17

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

A	224.0.0.2
B	224.0.0.3
C	224.0.0.1
D	224.0.0.5
E	224.0.0.13

Question 18

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

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

Question 19

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

A	False
B	True

Question 19 Explanation:

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

Question 20

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

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

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There are 20 questions to complete.

Multicast Quiz 1

MULTICAST QUIZ 1

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