Computer Networks MCQs with Answers
Practice important Computer Networks MCQs with answers and explanations.
Multiple Choice Questions
Q1331: IGMP helps hosts communicate with routers to manage multicast group ________. membership
- A: data
- B: packet
- C: size
- D:
View Answer
A
Q1332: Flood-and-prune protocol is efficient when members are on ________. contiguous LANs
- A: remote networks
- B: different subnets
- C: wide area networks
- D:
View Answer
A
Q1333: Fill in the blank: Configuration-and-tunneling uses ________ multicast to transmit datagrams on local LANs.
- A: hardware
- B: software
- C: virtual
- D: logical
View Answer
A
Q1334: Which multicast protocol is used by the Unix program mrouted and the Internet Multicast Backbone (MBONE)?
- A: DVMRP
- B: CBT
- C: PIM-SM
- D: MOSPF
View Answer
A
Q1335: DVMRP uses ________ encapsulation to send multicast datagrams between sites.
- A: IP-in-IP
- B: TCP
- C: UDP
- D: HTTP
View Answer
A
Q1336: Core Based Trees (CBT) multicast routing builds a delivery tree from a ________.
- A: central point
- B: distributed nodes
- C: random hosts
- D: all routers
View Answer
A
Q1337: In CBT, when a user joins a group, routers send a message toward the ________.
- A: core
- B: member
- C: node
- D: switch
View Answer
A
Q1338: Protocol Independent Multicast - Sparse Mode (PIM-SM) is called protocol independent because it does not depend on any particular ________.
- A: unicast routing protocol
- B: multicast group
- C: address
- D: host
View Answer
B
Q1339: PIM-Dense Mode (PIM-DM) floods multicast packets to all locations within an ________.
- A: organization
- B: Internet
- C: subnet
- D: ISP
View Answer
A
Q1340: In PIM-DM, routers without group members send a ________ message to prune the multicast tree.
- A: leave
- B: join
- C: prune
- D: acknowledge
View Answer
C