all questions have to do with excel

1. Describe a repetitive task (other than those discussed in the chapter) you might do on spreadsheets that can be made more efficient by a macro. 2. Refer to the sales invoice preparation. To automate the sales system, what are processing tasks that could be automatically performed when an invoice is accepted? 3. When preparing an invoice, why might you want to cell protect the Price of items ordered? 4. The use of cell protection for spreadsheets and write-protect tabs for storage devices only partially provides read-only access. That is, knowledgeable users can "turn off" the cell protection and write-protect functions. Why, then, would you want to use these two features if they can be bypassed? 5. Discuss what options of internal controls and audit trails are available in this spreadsheet program, EXCEL and how these work in terms of data accuracy, security and integrity. List at least two examples for each of the internal control procedure and the audit trail feature