Question
What is the efficiency of slotted
aloha?Solution
Efficiency of Slotted Aloha Efficiency of Slotted Aloha (η) = G x e-G where G = Number of stations willing to transmit data at the beginning of the same time slot For maximum efficiency, We put dη / dG = 0 Maximum value of η occurs at G = 1 Substituting G = 1 in the above expression, we get- Maximum efficiency of Slotted Aloha = 1 x e-1 = 1 / e = 0.368 = 36.8% Maximum Efficiency of Slotted Aloha (η) = 36.8%
Select the correct active voice of the given sentence.
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 Groups of four words are given. In each group one word is rightly spelt. Find the rightly spelt word.
. (a)  Puerille         ...
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Select the correct active form of the given sentence.Â
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Select the correct active form of the given sentence.
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Select the correct passive form of the given sentence.Â
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Choose the option that is the passive form of the sentence.
They need 104 more runs to win the match.
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Choose the correct sentence.
Mediocre
