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account-A to account-B: A’s Account Open_Account(A) Old_Balance = A.balance New_Balance = Old_Balance - 500 A.balance = New_Balance Close_Account(A) B’s Account Open_Account(B) Old_Balance = B.balance New_Balance = Old_Balance + 500 B.balance = New_Balance Close_Account(B) account-B to account-A: B’Read more
account-A to account-B: A’s Account Open_Account(A) Old_Balance = A.balance New_Balance = Old_Balance - 500 A.balance = New_Balance Close_Account(A) B’s Account Open_Account(B) Old_Balance = B.balance New_Balance = Old_Balance + 500 B.balance = New_Balance Close_Account(B) account-B to account-A: B’s Account Open_Account(B) Old_Balance = B.balance New_Balance = Old_Balance - 500 B.balance = New_Balance Close_Account(B) A’s Account Open_Account(A) Old_Balance = A.balance New_Balance = Old_Balance + 500 A.balance = New_Balance Close_Account(A)
Consider money is transferred from (1)account-A to account-B and (2) account-B to account-A. Which form a transaction will it be? …
account-A to account-B: A’s Account Open_Account(A) Old_Balance = A.balance New_Balance = Old_Balance - 500 A.balance = New_Balance Close_Account(A) B’s Account Open_Account(B) Old_Balance = B.balance New_Balance = Old_Balance + 500 B.balance = New_Balance Close_Account(B) account-B to account-A: B’Read more