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accounting information systems

Questions and Answers of Accounting Information Systems

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?
What are four major types of payroll fraud schemes?
What are four procedures that can be used to prevent or detect payroll fraud schemes?
What is the purpose of each control plan listed in the control matrix(Figure 14.10, on pp. 544–545) FIGURE 14.10 The Payroll Process Control Matrix Recommended control plans Present Controls P-1:
Interview an HR manager (either by phone or in person). You should ask about the interviewee’s job functions, types of decisions that are made, and information needs. Write a paper describing what
Find and describe an instance of payroll fraud (you may use the Internet, newspapers, or other news sources). How was the fraud committed? How was it detected? What was the control weakness that
How has global competition impacted the domestic manufacturing environment?How can technology help domestic companies compete?
Explain the three key drivers of complexity in manufacturing operations in the new millennium.
Describe the three key characteristics of companies that successfully manage global complexity.
What is the role of product innovation and product life-cycle management (PLM) in helping manufacturing companies compete in the global arena?
What are the differences between push manufacturing and pull manufacturing?
How does supply chain management (SCM) help organizations improve their competitiveness, especially in a manufacturing organization?
What important trends have occurred during the past few decades in cost management and cost accounting?
What are the roles of the order entry/sales (OE/S) and inventory management processes in the IPP?
What are the steps in the IPP, and what happens at each step?
Describe the importance of both activity-based costing (ABC) and product life-cycle costing for managing IPP.
From the inventory perspective, what is the advantage of producing goods as customer orders are received?
What is global inventory management, and how can it be used to increase the capability of a company to deliver goods on a timely basis and manage inventories?
a. How are a bill of materials (BOM) and a routing master similar? How are they different?b. What does “exploding a BOM” mean?
What are some of the components of flexible manufacturing systems(FMS), and how do they work?
What are some of the characteristics and advantages of a JIT system?
How are materials requirements planning (mrp), detailed capacity requirements planning (CRP), and shop floor control (SFC) similar? How are they different?
How is information generated about the IPP used for managing the IPP as well as other business processes?
What are the key processes, data, and data flows in the cost accounting system for variance analysis of a manufacturer that uses a standard cost system?
Why is inventory management and control important to the manufacturing and production processes?
How would a company gain (short term) from a fraudulent overstatement of inventories?
Research inventory fraud cases, and write a paper on a case you find interesting (your instructor will provide guidance regarding the paper’s length). At a minimum, you should include the following
What are the primary functions the GL/BR process performs?
What, in your own words, does business reporting entail?
What are the fundamental responsibilities of each of the following positions or departments: business reporting department, budgeting department, financial reporting officer, managerial reporting
What, in your own words, are a performance report and the responsibility accounting/reporting model?
What major logical processes does the GL/BR process perform?
Why is the hierarchical coding system a good fit for the general ledger system?
What limitations are faced by contemporary accounting systems applying traditional general ledger account structures?
In your own words, how do ERP financial modules facilitate the GL/BR process?
In your own words, how do ERP systems facilitate balanced scorecard and business intelligence?
Why is XBRL so important to efficient Web-based business reporting?
How does the Sarbanes-Oxley Act of 2002 affect the GL/BR process?
What process is used to monitor controls and events to provide assurance in real-time? Why has the internal auditor been the main driver of the process?
What two groups of information users are interested in real-time reporting?
Design a chart of accounts for an international distribution company’s income statement. Include flexibility to allow reports by country, division, and type of sale (wholesale and retail). You do
Many business events are recorded in the general ledger from feeder processes.The first list below identifies eight business events. The second list specifies five feeder processes. Match the events
What is systems development?
What is the systems development life cycle (SDLC)?
What is the systems development life cycle (SDLC) methodology?
What are the systems development objectives?
What are the tasks required to complete the systems survey?
What is structured systems analysis?
What are the tasks required to complete a structured systems analysis?
Why do we study and document the current physical environment?
Compare and contrast tangible and intangible benefits.
What is the purpose of conducting an effectiveness analysis?
What is systems selection?
What does the approved configuration plan specify?
What are the reasons for using external versus internal sources of hardware?
What is a request for proposal (RFP)?
What are the approaches to obtaining an RFP?
Why might a company issue an RFP for general performance objectives?
What is the difference between a specification and a performance measure?
Describe the process used to evaluate vendor proposals.
What is structured systems design?
What is systems implementation?
What are the three major approaches to implementing an information system?
What is the riskiest approach to systems implementation?
What two variables should be considered when choosing a method to train employees to operate a new system?
What is the purpose of testing the entire system as opposed to testing part of the system?
Describe the major steps in a post-implementation review.
What are the three types of maintenance activities?
What skills do accountants have to contribute to the development/acquisition process?
What roles can an accountant play in the development or acquisition of an AIS?
“Choosing among renting, leasing, and purchasing an AIS is strictly a financial decision and should be done by the finance staff.” Do you agree?Discuss fully.
Find the \(z\)-transform of +1 (1) - x[n] =
Find the \(z\)-transform of the following sequence. x[n] = [3-1-(-3)"-]u[n]
Find the \(z\)-transform of 1 1-2 = n=0 +(-2)" z"
Find the \(z\)-transform of x[n] = = (1)" 10 [n 4]
Find the \(z\)-transform of (1) n=1 x[n] = =n+1 -n 2=n
Using convolution find \(y[n]\) given 1 ()", (3)", n h[n] y[n] =x[n] h[n] x[n] || || u[n]
Find the inverse \(z\)-transform of\[H[z]=\frac{4 z+1}{z-\frac{1}{4}}\]using power series expansion? (a) (b) ROC : |Z| > ROC : |Z| < 4
Find the \(z\)-transform of (a) (b) x[n] =10 n9 = 0 otherwise y[n] =x[n] - x[n 1]
Find the unilateral \(z\)-transform and the \(\mathrm{ROC}\) for the following sequences: (a) (b) (c) (..)" x[n] = 38[n+4] + 8[n] + (3)" u[-n] |n| u[n + 6] ()
By applying properties of \(z\)-transform find the \(z\)-transform of the following sequences given \(x[n] \stackrel{Z}{\longleftrightarrow} \frac{z}{\left(z^{2}+2ight)}\)(a) \(y[n]=x[n-3]\)(b)
Using partial function find the inverse \(z\)-transform H[z]= = (1-z-+z) (1-z-) (1 - 2z-) (1 - 4z-) ROC: 2 |z| < 4
Find the \(z\)-transform of the following sequence? x[n] (-:-) = (-1)" u[n] u[-n - 1]
Find the \(z\)-transform of(a) \(\quad x[n]=2^{n} u[n-2]\)(b) \(\quad x[n]=\left(\frac{1}{4}ight)^{n} u[-n]\)
Find the \(z\)-transform of(a) \(\quad x[n]=(n-4) u[n-4]\)(b) \(\quad x[n]=u[n]-u[n-4]\)(c) \(\quad x[n]=(n-4) u[n]\)(d) \(\quad x[n]=n[u[n]-u[n-4]]\)
Consider the algebraic expression for the \(z\)-transform of \(x[n]\)How many different ROCs could correspond the \(X[z]\) ? (1-z-) x[n] = (1 + z) (1 z + z)
Consider the algebraic expression for the zz-transform of x[n]x[n]ROC: \(|z|>\frac{1}{4}\). Find whether the system is causal and stable. x[1]= = (1+z+ 4z-) 7 (1-z-) (1-z- + 2-2) zzz-1+z-)
Consider the following T.F. of continuous-time system. Form the state space equation in canonical form II model. H (2) = 5s+68 +2s + 10 s3 +7s + 4s +5
A system with impulse response \(h[n]=5(3)^{n} u[n-1]\) produces on output \(y[n]=(-4)^{n} u[n-1]\).Determine the input \(x[n]\).
Consider the causal LTID system represented in block diagram shown in Fig. 5.19. (a) Determine the difference equation relating the output \(\boldsymbol{y}[\boldsymbol{n}]\) and input
Consider the following difference equation.\[y[n]-y[n-1]-2 y[n-2]=x[n]+2 x[n-1]\]The initial conditions are \(y[-1]=1\) and \(y[-2]=2\). The input \(x[n]=u[n]\). Find (a) Zero input response, (b)
Consider the electrical circuit shown in Fig. 6.22. Form the state space equation. + ww R = 10 ww ele R L=1H ww R=30 C=2F
Consider the mechanical system shown in Fig. 6.21. Form the state space equation. i (t) e (t) K 4 M, L, R f(t) = Kgi(t) b M2 K2gHB2
For each of the following difference equations determine the output response \(y[n]\) ?(a) \(y[n]-4 y[n-1]=x[n]\) with \(y[-1]=2\) and \(x[n]=\left(\frac{1}{3}ight)^{n} u[n]\)(b) \(y[n]+\frac{1}{3}

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