A. 12
B. 81
C. 48
D. 729
E. ARP.EXE
Answer: Option D
This Question Belongs to Networking >> Networking Miscellaneous
A. Agreements on how communication components and DTE
B. Logical communication channels used for transferri
C. Physical communication channels used for transferr
D. None of the above
A. Simplex
B. Four wire circuit
C. Full Duplex
D. Half Duplex
Error detection at the data link level is achieved by
A. Bit Stuffing
B. Cyclic Redundancy Code
C. Hamming Code
D. Equalization
Which of the following is a wrong example of network layer?
A. Internet Protocol (IP) - ARPANET
B. X.25 Packet Level Protocol (PLP)-ISO
C. Source routing and domain naming-USENet
D. X.25 level 2-ISO
There are four routers A, B, C, D, so point to point connections are AB, AC, AD, BC, BD, CD(means there are 6 point to point connection).
And each connection may have either high speed line, medium speed line or low speed line, so we can say there are 3 possibilities of above each 6 point to point connections,
So 3^6= 729 so that is correct answer. :).
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