Question 4 (Q4-b): Identify what control(s) would best mitigate the following threats? (6 marks in total, 1 mark each) 1. An employee who is paid a salary of $50,000 submitted a request to withhold $50 per pay check in voluntary deductions. The next weekly pay check was for a net amount of $50. The employee was furious. Which control would be most effective in detecting this problem prior to distributing the pay checks? 2. A sales representative mistakenly entered a nonexistent account number into the customer number field on a sales form. As a result, the goods were shipped, but the customer was never billed. Which type of control would be most effective in preventing this type of problem? 3. A recently appointed data entry clerk was under pressure to finish off a large batch of payments. In several of the amounts that had to be entered, the clerk entered the letter "I" instead of the number " 1" 4. Your company received notice that your account at one of your suppliers is over- due. You do, however, have a record of the payment that was made. When you furnished the supplier's accounting department with the proof of payment, the ac- counts receivable clerk apologised and said there was a typing error where two digits of your account number were transposed. 5. A newly appointed employee who had just emigrated from England was entering sales data, including the date the sales were made. The employee was used to dates being in the date-month- year format and entered all the dates accordingly. The system the employee used had been set up to accept dates in the month-date- year format. 6. A credit bureau manager contacted you regarding their backup procedures. He explained that one of the DVDs on which their full backups were made in plain text had gone missing, and he is worried what might happen if the DVD fell in the wrong hands. Two days later the disk was found under a desktop machine. What advice about controls would be appropriate in this case? Edit View Insert Format Tools Table