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Q1. In _, each packet of a message need not follow the same path from sender to receiver.
(A) Circuit switching
(B) Message switching
(C) Virtual approach to packet switching
(D) Datagram approach to packet switching
Answer: (D) Datagram approach to packet switching
Q2. The router algorithm takes the decision to changes the route when __.
(A) Router changes
(B) Topology changes
(C) User changes
(D) Transmission time does not change
Answer: (B) Topology changes
Q3. What is it goal of congestion control?
(A) Making sure that subnet is not able to carry the offered traffic
(B) Making sure that subnet will allow more than the offered packets
(C) Making sure that subnet is able to carry the offered traffic
(D) Making sure that subnet will not allow any traffic
Answer: (C) Making sure that subnet is able to carry the offered traffic
Q4. The hosts who compute on the run and want to maintain their connections as they move around __
(A) Migratory hosts
(B) Stationary hosts
(C) Mobile hosts
(D) Random hosts
Answer:(C) Mobile hosts
Q5. Sending a message to a well defined group that are numerically large in size but small compared to the network as a whole is called _
(A) Uni-casting
(B) Multicasting
(C) Broadcasting
(D) None of these
Answer: (B) Multicasting
Q6. In Hierarchical routing, the routers are divided into what is called as _
(A) Zones
(B) Cells
(C) Regions
(D) None of these
Answer: (C) Regions
Q7. To do multicast routing, each router computes a _
(A) Binary tree
(B) AVL tree
(C) Spanning tree
(D) None of these
Answer: (C) Spanning tree
Q8. Sending of a IP packet from host 1 to host 2 where both are of same LAN but the packet is transferred through different intermediate called _
(A) Tunneling
(B) Routing
(C) Diverting
(D) Forwarding
Answer: (A) Tunneling
Q9. In __ case higher bandwidth can be achieved.
(A) Connectionless networks
(B) Connection oriented networks
(C) Virtual circuit networks
(D) Optical networks
Answer: (A) Connectionless networks
Q10. Military vehicles on a battlefield with no existing infrastructure will deploy _ network.
(A) MANET
(B) Cell Network
(C) LAN
(D) Wi-Fi
Answer: (A) MANET
Q11. Sending a packet to all destinations simultaneously is called _.
(A) Multicasting
(B) Uni-casting
(C) Telecasting
(D) Broadcasting
Answer: (D) Broadcasting
Q12. Link state packets are built in _
(A) Short path first
(B) Distance vector routing
(C) Link state routing
(D) Hierarchical routing
Answer: (B) Distance vector routing
Q13. If the route from I to J is computed in advance, off line, and downloaded to the routers when the network is booted is called as _
(A) Dynamic routing
(B) Session routing
(C) Temporary routing
(D) Static routing
Answer: (D) Static routing
Q14. In Hierarchical routing for N router subnet, the optimal number of levels is _
(A) logN
(B) log(N-1)
(C) lnN
(D) ln(N-1)
Answer:(C) lnN
Q15. Packet discard policy is implemented in _
(A) Physical layer
(B) Data link layer
(C) MAC layer
(D) Network layer
Answer: (D) Network layer
Computer Networks MCQ – All Set
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