Domain Name System (DNS) and DNS Overhead Easy Explain in Hindi

Hello Genius
Hm aa gye h ek aur intresting lesson k sath :)
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Aaj ham baat krne wale h DNS ya Domain Name system ki
let's start
internet aur world wide web ke start hone se palhe hamare pass kuch hi gine chune computer network the
jinme se ek tha ARPANET jiksa full form Advanced Research Projects Agency Network tha jo ki America ki Defence Department k dwara use kiya jata tha
uss samay ek network se connect hone wale computers ki sankhya jadyda nhi thi to log numbers ka use krke computer se connect hoye the pr jaise jaise network bade hone lage
waise waise numbers bhi bade hone lage aur
logo ko numbers yaad rakhne me problem hone lagi to America k computer Scientist Jon postal jo ki God of internet k naam se jaane jate the ne iska ek solution nikla
unhone uss samay k saare known numers(jisko aab hm ip Address k naam se jante h )
ko naam me covert(jisko url kaha jatah) krke Host.txt naam ki text file me store kr diya taki sabhi ko sab numbers na yaad rakhna pade aur apas me connect hone me suvidha ho
aur yahi se neev padi DNS ya domain name system ki