Q-1 Webster, Inc. Webster, Inc. sells plumbing supplies to contractors in the southern region of the United States. Each month, the IT division at Webster prints monthly statements and sends them to the accounts receivable (AR) department, where a clerk mails them to the customers. Webster's customers mail their payments back to Webster, where a clerk in AR batches the checks and sends them to the cashier. The AR clerk then uses the payment stub to enter the payments in to the computer, where the AR master data is updated to record the payment. Required: Construct a context diagram based on above scenario. Question 2: Make a data flow diagram of the following transaction process: A customer made a payment on account of purchases made last month. The customer payment was processed by receipt department and deposited in the bank. The remittance advice is forwarded to Account receivable department of updating of record. The credit manager is informed about the receivable information from the customer