a Classify the following control activities as a manual control, an IT application control or an IT general control.

1. The digital library is backed up daily, with the backup tapes kept off site

2. The accounting system automatically stops the order for any publishers who have exceeded their credit terms and limits

3. When an order exceeds the credit limit, an authorisation from both the heads of publishing and accounts is required for the transaction to proceed

4. The accounts receivable clerk checks the prices and arithmetic accuracy of the invoices and signs the invoice as evidence of her check

5. The cashier then reconciles the total of the batch postings to accounts receivable to the amount banked for the day

6. The assistant accountant prepares a bank reconciliation each month

7. Segregation of duties between accounts receivable and cash handling functions