Answer Posted / ram

Swapping: Transfer the recent valid private address spaces between real storage and auxilary storage.it is not possible in real mode.

swap in :from auxilary storage and real storage.
swap out :from real storage and auxilary storage.

Address space: it is the complete range of address.i.e., reffered to an application space , in which only programs can execute and it contains no data.

formula =(2^n)-1
=(2^16)-1
=65536-1
=65535~64kb.

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