8-16(Analytical procedures) In audit planning the audit of Circuits Technology, Inc. (CTI). CTI resells, installs, and provides computer networking products (client software, gateway hardware and software, and twinax hardware) to other businesses. Figure 8.14 provides some summary information from CTI's financial statements. Figure 8.14. CTI Selected Financial Information ($000) 20x1 20x2 20x3 20x4 20x5

Accounts receivable, net$ 837$ 1,335$ 1,121$ 962$ 822

Inventory$ 1,025$ 1,327$ 1,099$ 1,003$ 1,027

Accounts payable$ 164$ 380$ 225$ 201$ 175

Sales$ 3,780$ 5,638$ 4,623$ 4,022$ 3,905

Cost of sales$ 1,812 $ 2,691 $ 2,399 $ 2,095 $ 1,859

Gross margin$ 1,968 $ 2,947 $ 2,224 $ 1,927 $ 2,046

Required1. Calculate purchases, gross margin, inventory turn days, accounts receivable turn days, and accounts payable turn days for the years ended 20x2, 20x3, 20x4, 20x5. 2. Describe the trends identified by performing analytical procedures in the gross operating cycle, the net operating cycle, and gross margin. 3. If tolerable misstatement is $45,000 for inventory, develop an expectation range for inventory turn days.4. With respect to inventory, what might these trends indicate about the potential misstatement in inventory?

10-32 (Components of internal control) Internal controls can be categorized using the following framework. 1. Control environment2. Risk assessment3. Information and communication4. Control activities 4.1.Authorization

4.2.Segregation of duties

4.3.Information processing controls 4.3.1.Computer general controls

4.3.2.Computer application controls

4.3.3.Controls over the financial reporting process

4.4.Physical controls

4.5.Performance reviews

4.6.Controls over management discretion in financial reporting

5. Monitoring6. Antifraud programs and controlsFollowing is a list of controls prescribed by Waterfront, Inc.7. Management has established a code of conduct that includes rules regarding conflicts of interest for purchasing agents.8. Waterfront has established a disclosure committee to review the selection of new accounting policies.9. Any computer program revision must be approved by user departments after testing the entire program with test data.10. The managers of each of Waterfront's manufacturing departments must review all expenditures charged to their responsibility center weekly. 11. The CEO, CFO, and controller review the financial consequences of business risks annually to ensure that controls are in place to address significant business risks. 12. Human resources focuses on ensuring that accounting personnel have adequate qualifications for work performed in billing and accounts receivable. 13. Security software limits access to programs and data files, and keeps a log of programs and files that have been accessed, which is then reviewed by the security manager daily. 14. A computer program prints a daily report of all shipments that have not yet been billed to customers.15. The controller reviews sales and collections bimonthly.16. The computer compares the information on the sales invoice with underlying shipping information.17. Customer billing complaints are directed to internal audit for follow-up and resolution.18. The documentary transaction trail for all credit sales is documented in company policy manuals.19. A committee of the board of directors evaluates and monitors business risks.20. Access to spreadsheets used in the financial reporting process is limited and spreadsheets are tested with test data on a quarterly basis. Required 21. Indicate the category of internal control applicable to each procedure using the framework above.22. Identify an assertion to which each procedure pertains (some procedures may have a pervasive impact on multiple assertions).