Networking Multiple Choice Questions – Set 04

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Q1. How many cross points are needed in a single stage switch with 40 inputs and 50 outputs.

(A) 40
(B) 50
(C) 90
(D) 2000

Answer: (D) 2000

Q2. In multicast routing with spanning tree method, a network with n groups, each with an average of m members, for each group we require _.

(A) n pruned spanning trees must be stored for a total of mn trees
(B) m pruned spanning trees must be stored for a total of m trees
(C) n pruned spanning trees must be stored for a total of n trees
(D) m pruned spanning trees must be stored for a total of mn trees

Answer: (D) m pruned spanning trees must be stored for a total of mn trees

Q3. The network in which all the nodes are symmetric and there is no central control or hierarchy is __

(B) Client Server Technology
(C) Peer-to-Peer
(D) None of these

Answer: (C) Peer-to-Peer

Q4. Time out determination policy is used in _

(A) Network layer
(B) Data link layer
(C) Transport layer
(D) Application layer

Answer: (C) Transport layer

Q5. If the buffer fills and a packet segment is dropped, then dropping all the rest of the segments from that packet, since they will be useless is called _

(A) Priority dropping
(B) Tail dropping
(C) Age based dropping
(D) None of these

Answer: (B) Tail dropping

Q6. __ Algorithm is used in transparent bridges.

(A) Forward Learning
(B) Backward Learning
(C) Reverse Backward Learning
(D) Reverse Forward Learning

Answer: (B) Backward Learning

Q7. In _ transmission, the channel capacity is shared by both communicating devices at all times.

(A) Simplex
(B) Half-duplex
(C) Full-duplex
(D) Automatic

Answer: (C) Full-duplex

Q8. In _ to send a multicast message a host sends it to the core, which then does the multicast along the spanning tree.

(A) Core based Trees
(B) AVL trees
(C) Binary trees
(D) Sparse trees

Answer: (A) Core based Trees

Q9. In __, each packet of a message follows 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: (A) Circuit switching

Q10. The regions in Hierarchical routing are grouped in to __

(A) Clusters
(B) Zones
(C) Blocks
(D) Cells

Answer: (A) Clusters

Q11. Repeater function in the __ layer.

(A) Physical
(B) Data link
(C) Network
(D) None of these

Answer:(A) Physical

Q12. The PSTN is an example of a __ network.

(A) Packet switched
(B) Circuit switched
(C) Message switched
(D) None of these

Answer:(B) Circuit switched

Q13. The hosts which are basically stationary hosts who move from one fixed site to another from time to time but use the network only when are physically connected to it are called _

(A) Migratory hosts
(B) Stationary hosts
(C) Mobile hosts
(D) Random hosts

Answer: (A) Migratory hosts

Q14. A normal Flooding technique is an example of _

(A) Multicasting
(B) Uni-casting
(C) Telecasting
(D) Broadcasting

Answer: (D) Broadcasting

Q15. The processes that keep track of hosts whose home is in the area, but who currently visiting another area is _.

(A) Home agent
(B) Mobile agent
(C) Foreign agent
(D) User agent

Answer: (A) Home agent

Computer Networks MCQ – All Set

Computer Networks Computer Based MCQ Test – Set 01
Networking Questions and Answers – Set 02
Computer Networking MCQ Practice Test – Set 03
Networking Multiple Choice Questions – Set 04
Networking Multiple Choice Questions – Set 05
Computer Networks MCQ Exam Questions – Set 06
Computer Networks Interview MCQ Questions – Set 07

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