From the rough book or vouchers, in the order of dates to transactions, are firstly recordedin the book known as journal. From these journal entries, accounts are opened in the book ledger andposting is done in the ledger. From these accounts balance of account is to be found out and from thesebalances, trial balance is to be prepared. So, whole process of accounting is started and based on journal. So we can say that journal is the basic or first book of account.