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business
accounting information systems

Questions and Answers of Accounting Information Systems

Describe backup and recovery.
Describe continuous data protection (CDP), a mirror site, and electronic vaulting.
What is the difference between a hot site and a cold site?
Describe a denial-of-service attack. What controls are recommended to detect or correct such an attack?
Describe the three layers of controls for restricting physical access to computer facilities.
Explain biometric identification systems.
Describe the four layers of controls for restricting logical access to stored programs, data, and documentation.
Distinguish firewalls, intrusion detections systems (IDS), and intrusion prevention systems (IPS).
Describe library controls.
What is data encryption? What is the key in encryption? What is the algorithm in encryption? What is public-key cryptography?
Define computer hacking and cracking, and explain how they undermine resource security.
Provide three examples of hacking techniques. Which technique do you think is most prevalent?
a. What kinds of damage are included in the category of environmental hazards?b. What control plans are designed to prevent such hazards from occurring?c. What control plans are designed to limit
1. Using a key of 2, and an algorithm of add and subtract from alternating letters starting with addition, encrypt the word “accounting.”2. Using a key of 3 and an algorithm of add and subtract
Explain the difference between the category of business process control and application control.
Describe the relationship between the control matrix and the systems flowchart.
How could the control matrix be used to recommend changes in the system to improve control of that system?
How would the control matrix be useful in evaluating control effectiveness, control efficiency, and control redundancy? Include in your answer a definition of these three terms.
What are the steps involved in preparing a control matrix?
Describe the four common programmed edit checks.
How do the 12 control plans listed in Figure 9.4 (pg. 311) work? FIGURE 9.4 Control Matrix for Manual and Automated Data Entry Recommended Control Plans Present Controls P-1: Document design P-2:
Name and explain four different types of batch totals that could be calculated in a batch processing system.
How do the seven control plans (five present, two missing) listed in Figure 9.6(pg. 320) work? FIGURE 9.6 Control Matrix for Data Entry with Batches Recommended Control Plans Present Controls P-1:
Referring to Appendix 9A, distinguish among data encryption, public key cryptography, and digital signatures. Appendix 9A Public Key Cryptography and Digital Signatures As we noted in Chapter 8, a
Refer to Exhibit 9.5 (pg. 325). For each pair of factors, describe why you believe the factor in the right column provides a higher level of assurance.That is, why do these factors indicate a
What is the order entry/sales (OE/S) process?
What are the major functions performed by the OE/S process? Explain each function.
With what internal and external entities does the OE/S process interact?
What “key players” would you expect to find in the marketing function’s organization chart?
Describe Web 2.0. What tools does Web 2.0 include?
Describe several ways that data warehouses and data mining can support the marketing function.
Distinguish buy-side and sell-side systems.
Discuss how customer relationship management (CRM) systems aid a customer service representative (CSR) in providing service to customers.
The following questions concern the logical description of the OE/S process:a. What are the three major processes? Describe the subsidiary processes of each major process.b. What three exception
Describe the five master data stores employed by the OE/S process.
a. Explain how bar code readers work.b. Explain how optical character recognition (OCR) works and how it differs from bar code technology.c. Explain how scanners are used to capture data.
How is digital image processing used to support the input and management of images and documents?
Each of the following questions concerns the control matrix for the OE/S process (Figure 10.13) and its related annotated systems flowchart (Figure 10.11):a. What three effectiveness goals does the
Describe the key control plans associated with OE/S processes.
Describe the impact that entity-level controls (i.e., control environment, pervasive controls, and general/IT general controls) can have on the effectiveness of OE/S business process controls.
What is the billing/accounts receivable/cash receipts (B/AR/CR) process?
What primary activities does the B/AR/CR process perform? Explain each activity.
With what internal and external entities does the B/AR/CR interact?
What functions are typically segregated in the B/AR/CR process?
What are electronic bill presentment and payment (EBPP) systems? How do they reduce costs and accelerate cash flows?
Describe several ways that companies have reduced the float connected with cash receipts.
What is lapping? What controls can prevent or detect lapping?
What is a remittance advice (RA)?
What is accounts receivable master data?
What are the major features of a balance-forward and an open-item accounts receivable system?
What are the differences between a post-billing system and a pre-billing system?
What characterizes a valid shipping notice and invoice?
What are the key controls associated with the billing business process?Explain each control.
What characterizes a valid RA (i.e., cash receipt)?
What are the key controls associated with the cash receipts business process?Explain each control.
Describe the impact that entity-level controls (i.e., control environment, pervasive controls, general/IT general controls) can have on the B/AR/CR business process controls.
What is the purchasing process?
What primary functions does the purchasing process perform? Explain each function.
With what internal and external entities does the purchasing process interact?
What are the fundamental responsibilities of each position: purchasing manager, buyer, and receiving supervisor?
Describe supply chain management (SCM).
Describe the five basic components of the Supply Chain Operations Reference(SCOR) model.
How does SCM software support SCM?
Describe Vendor Managed Inventory (VMI), Co-Managed Inventory, Collaborative Forecasting and Replenishment (CFAR), and Collaborative Planning Forecasting and Replenishment (CPFR).
What is the bullwhip effect?
What three major logical processes does the purchasing process perform?Describe each process.
Describe how radio-frequency identification (RFID) works.
What types of frauds are typically found in the purchasing process?
What are the typical effectiveness goals of the purchasing process? Provide an example illustrating each goal.
What characterizes a valid PO input? What characterizes a valid vendor packing slip input?
What are the key control plans associated with the purchasing process?Describe how each works and what it accomplishes.
Describe the impact that entity-level controls (i.e., control environment, pervasive controls, and general/IT general controls) can have on the effectiveness of purchasing business process controls.
What is the AP/CD process?
What primary functions does the AP/CD process perform? Explain each function.
With what internal and external entities does the AP/CD process interact?
What are the fundamental responsibilities of the accounts payable department and the cashier?
What major logical processes does the AP/CD process perform? Explain each.
Describe how the processing of noninvoiced disbursements is handled in(a) a “true” voucher system and (b) a nonvoucher system.
What data is contained in the purchasing events data, the accounts payable master data, and the cash disbursements event data?
What are e-invoices and e-payments?
How does EDI improve the effectiveness and efficiency of the AP/CD process?
What is EIPP? How does it improve the efficiency and effectiveness of the AP/CD process?
What are two operations process (effectiveness) goals of the AP/CD process?Provide an example illustrating each goal.
What characterizes a valid vendor invoice input? What characterizes a valid payment input?
What are the key control plans associated with the AP/CD process?Describe how each works and what it accomplishes.
Describe the impact that entity-level controls (i.e., control environment, pervasive controls, and general/IT general controls) can have on the effectiveness of AP/CD business process controls.
What is human capital management (HCM)?
What does “human capital” include?
What is the human resources management process? What functions and activities does the process perform?
What is the payroll process? What functions and activities does the process perform?
What is the relationship between the HR process and the payroll process?
What role does each HR manager listed in Figure 14.2 (pg. 526) play? FIGURE 14.2 Organization Chart of the HR Function Manager of safety, health services, and benefits Manager of employee and
What key decisions do the HR managers shown in Figure 14.2 make? FIGURE 14.2 Organization Chart of the HR Function Manager of safety, health services, and benefits Manager of employee and industrial
Describe an employee self-service system.
What are the principal inputs and outputs of the HR management process as reflected in the systems flowchart in Figure 14.4 (pg. 531)? FIGURE 14.4 Human Resources Management Process Systems Flowchart
What data does the HR management process use? Describe the purpose of each.
How are the tax rates data and the employee/payroll master data used by the payroll process?
What are an attendance time record and a job time record? How is each used by the payroll process?
What are the major logical functions the payroll process performs? Be sure to consult the logical DFDs presented in the chapter.
What classes of general ledger journal entries are generated by the payroll process?

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