$1($a$)($i$)$ State and explain the most common technique utilized for digitization $($Analog to

$5+5$

digital conversion$)$ in computer networks? Mention clearly various processes and

theorems in brief involved in it with the help of block diagram?

$($ii$).$ Sketch NRZ$-$I and Differential Manchester encoding for given bit stream$-$

Show clearly bit boundaries and middle bit transitions if any for each case.