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A series of 1000 bit frames is to be transmitted across a data link 100 km in length at 20 Mbps. If the link has a velocity of propagation 2*10^8 m/s and BER is 2*10 ^-5, then the link utlization for

i. selective repeat with send window  w=10

ii. go back n with send window w =10 is

 

a) 34%,46%

b)46%,20%

c)46%,34%

d)20%,46%
asked in Computer Networks by (129 points) | 45 views

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