Question

What is pure aloha and slotted aloha with advantages in cn?

Answer 1

PURE ALOHA :-

▪️Introduced by Norman Abramson and his associates at the University of Hawaii in 1970.

▪️The user can transmit the data frame whenever the station has the data to be transmitted.

▪️In Pure ALOHA the time is continuous

SLOTTED ALOHA :-

▪️Introduced by Roberts in 1972.

▪️The user has to wait till the next time slot start, to transmit the data frame.

▪️In Slotted ALOHA the time is discrete.

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