Admin : login : a passw : 1

customer: user : pass pra-0 : pra21

joint acc: user : pass zoro-1 : zoro22 sanji-2 : sanji21

client -> server (socket programming) :

Server{ > maintains the data base > service multiple clients concurrently. }

Client{ > connect to the server > access their specific account details. }

1. registration / login

   • normal user{
     • Deposit
     • Withdraw
     • Balance Enquiry
     • Password Change
     • View details
     • Exit }
   • joint account user{
     • implement file locking
     • to view the account details then read lock is to be set
     • to withdraw or deposit then write lock should be used to protect the critical data section.

   }

   • administrator{
     • add
     • delete
     • modify
     • search for a specific account details. }

File Management File Locking Inter Process Communication