1. Adaptive routing algorithms get their information from ………….

(A) only from local environment
(B) only from adjacent routers
(C) from locally, adjacent, external routers
(D) only from external routers



2. 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



3. In transport layer, End to End delivery is the movement of data from ……………….

(A) one station to the next station
(B) one network to the other network
(C) source to destination
(D) one router to another router



4. Ethernet system uses which of the following technology.

(A) Bus
(B) Ring
(C) Star
(D) Tree


5. TCP/IP ................. layer corresponds to the OSI models to three layers.

(A) Application          
(B) Presentation
(C) Session                
(D) Transport


6. In distance vector routing algorithm, each router maintains a separate routing table with the following entries.

(A) preferred input line , estimated time
(B) preferred input line, estimated distance
(C) preferred output line, estimated time
(D) preferred output line, router



 7. Which of the following are true.

i) In bus topology, heavy Network traffic slows down the bus speed.
ii) It is multi-point configuration.

(A) Only (i)
(B) Only (ii)
(C) Both (i) & (ii)
(D) None of the above


 8. The OSI model has ___ layers.

(A) 4
(B) 5
(C) 6
(D) 7


 9.This layer in an addition to OSI model

(A) Application layer
(B) Presentation layer
(C) Session layer
(D) Both b and c


 10. Application layer is implemented in

(A) End system
(B) NIC
(C) Ethernet
(D) None of the mentioned


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