Which of the following is least likely to be a general control over computer activities.. Which of the following computer related employees should not be allowed access to program listi
Trang 1Consideration of Internal Control in an Information Technology
Environment
True / False Questions
1 Magnetic tape drives have the advantage of direct access to stored data
True False
2 The operating system is an example of system software
True False
3 For good internal control, programmers should not be given access to complete program
documentation for the programs they work on
Trang 28 Most advanced computer systems do not have audit trails
Multiple Choice Questions
11 Which of the following procedures would an entity most likely include in its disaster recovery plan?
A Convert all data from external formats to an internal company format
B Maintain a program to prevent illegal activity
C Develop an auxiliary power supply to provide uninterrupted electricity
D Store duplicate copies of files in a location away from the computer center
12 A service auditor's report on a service center should include a(n)
A Detailed description of the service center's internal control
B Statement that the user of the report may assess control risk at the minimum level
C Indication that no assurance is provided
D Opinion on the operating effectiveness of the service center's internal control
Trang 313 The report of a service auditor may provide assurance on whether:
14 Which of the following is a password security problem?
A Users are assigned passwords when accounts are created, but do not change them.
B Users have accounts on several systems with different passwords
C Users copy their passwords on note paper, which is kept in their wallets
D Users select passwords that are not listed in any online dictionary.
15 Which of the following is a software component of a computer system?
A The operating system
B The storage unit
C The display monitor
D The optical scanner
16 Which of the following is least likely to be a general control over computer activities?
A Procedures for developing new programs and systems
B Requirements for system documentation
C A change request log
D A control total
17 Which of the following computer related employees should not be allowed access to
program listings of application programs?
A The systems analyst
Trang 418 The advent of personal computers has resulted in a(n):
A Decentralization of data processing activities
B Increased concern over the accuracy of computerized processing
C Decrease in the number of local area networks
D Increase for general computer control activities
19 Which of the following is most likely to include user group development and execution of certain computer applications?
A Telecommunication transmission systems
B Database administration
C End user computing
D Electronic data interchange systems
20 Which of the following is not a data transmission control?
A Echo checks
B Data encryption
C File labels
D Parity checks
21 Which of the following is an example of general computer control?
A Input validation checks
B Control total
C Operations manual
D Generalized audit software
22 Which of the following would the auditors consider to be a weakness in an IT system?
A Operators have access to terminals
B Programmers are allowed access to the file library
C Reprocessing of exceptions detected by the computer is handled by a data control group
D More than one employee is present when the computer facility is in use
Trang 523 Which of the following is least likely to be tested with generalized audit software?
A An aging of accounts receivable
B A schedule of inventory
C A depreciation schedule
D A computer operations manual
24 Which of the following would be least likely to be considered a desirable attribute of a
database management system?
A Data redundancy
B Quick response to users' request for information
C Control of users' identification numbers and passwords
D Logging of terminal activity
25 A problem for a CPA associated with advanced IT systems is that:
A The audit trail normally does not exist
B The audit trail is sometimes generated only in machine readable form
C The client's internal auditors may have been involved at the design stage
D Tests of controls are not possible
26 Which of the following testing techniques is more commonly used by internal auditors than by independent auditors?
A Integrated test facilities
B Test data
C Controlled programs
D Tagging and tracing transactions
27 General controls over IT systems are typically tested using:
A Generalized audit software
B Observation, inspection, and inquiry
C Program analysis techniques
D Test data
Trang 628 When conducting field work for a physical inventory, an auditor cannot perform which of
the following steps using a generalized audit software package?
A Observing inventory
B Selecting sample items of inventory
C Analyzing data resulting from inventory
D Recalculating balances in inventory reports
29 Which of the following personnel is responsible for determining the computer processing needs of the various users?
A The application programmer
B The computer operator
C The systems analyst
D The systems programmer
30 Which of the following testing techniques minimizes the possibility that the auditors will contaminate a client's financial records?
A Test data
B Integrated test facilities
C Controlled programs
D Tagging and tracing transactions
31 Which of the following is not a distinctive characteristic of advanced IT systems?
A Data communication
B Integrated database
C Batch processing of transactions
D Distributive data processing
32 The best method of achieving internal control over advanced IT systems is through the useof:
A Batch controls
B Controls written into the computer system
C Equipment controls
D Documentation controls
Trang 733 Which of the following personnel is responsible for the proper functioning of the security features built into the operating system?
A The systems programmer
B The application programmer
C The computer operator
D The telecommunications specialist
34 Which of the following is not a data transmission control?
A Data encryption
B Parity check
C Message acknowledgment techniques
D Distributed data processing
35 Which of the following is not a programmed control?
37 In a client/server environment, the "client" is most likely to be the:
A Supplier of the computer system
B Computers of various users
C Computer that contains the networks software and provides services to a server
D Database administrator
Trang 838 When designing the physical layout of a data processing center, which of the following
would be least likely to be a necessary control that is considered?
A Design of controls to restrict access
B Adequate physical layout space for the operating system
C Inclusions of an adequate power supply system with surge protection
D Consideration of risks related to other uses of electricity in the area
39 A data warehouse is an example of:
A On-line analytical processing
B On-line transaction processing
C Essential information batch processing
D Read only memory
41 End-user computing is most likely to occur on which of the following types of
computers?
A Mainframe
B Macrocomputers
C Personal computers
D Personal reference assistants
42 Auditing through the computer is most likely to be used when:
A Input transactions are batched and system logic is straightforward
B Processing primarily consists of sorting the input data and updating the master file sequentially
C Processing is primarily on line and updating is real-time
D Outputs are in hard copy form
Trang 943 Which of the following computer system risks would be increased by the installation of a database system?
A Programming errors
B Data entry errors
C Improper data access
D Loss of power
44 Parallel simulation programs used by the auditors for testing programs:
A Must simulate all functions of the production computer-application system
B Cannot be developed with the aid of generalized audit software
C Can use live data or test data
D Is generally restricted to data base environments
45 Auditing by testing the input and output of a computer system instead of the computer program itself will:
A Not detect program errors which do not show up in the output sampled
B Detect all program errors, regardless of the nature of the output
C Provide the auditors with the same type of evidence
D Not provide the auditors with the confidence in the results of the auditing procedures
46 If a control total were to be computed on each of the following data items, which would best be identified as a hash total for a payroll computer application?
Trang 1047 Smith Corporation has numerous customers A customer file is kept on disk storage Each account in the customer file contains name, address, credit limit, and account balance The auditor wishes to test this file to determine whether credit limits are being exceeded The best procedure for the auditor to follow would be to:
A Develop test data that would cause some account balance to exceed the credit limit and determine if the system properly detects such situations
B Develop a program to compare credit limits with account balances and print out the details
of any account with a balance exceeding its credit limit
C Require a printout of all account balances so they can be manually checked against the credit limits
D Request a printout of a sample of account balances so they can be individually checked against the credit limits
48 In their consideration of a client's IT controls, the auditors will encounter general controls and application controls Which of the following is an application control?
A The operations manual
B Hash total
C Systems documentation
D Control over program changes
49 When erroneous data are detected by computer program controls, such data may be excluded from processing and printed on an exception report The exception report should most probably be reviewed and followed up on by the:
A Supervisor of computer operations
Trang 1151 An auditor may decide not to perform tests of controls related to the control activities within the computer portion of the client's internal control Which of the following would not
be a valid reason for choosing to omit such test?
A The controls duplicate operative controls existing elsewhere
B There appear to be major weaknesses that would preclude reliance on the stated procedure
C The time and dollar costs of testing exceed the time and dollar savings in substantive testing if the tests show the controls to be operative
D The controls appear adequate
52 A control feature in a computer system requires the central processing unit (CPU) to send signals to the printer to activate the print mechanism for each character The print mechanism,just prior to printing, sends a signal back to the CPU verifying that the proper print position has been activated This type of data transmission is referred to as:
A Echo control
B Validity control
C Signal control
D Check digit control
53 Which of the following constitutes a weakness in the internal control of a computer system?
A One generation of backup files is stored in an off-premises location
B Machine operators distribute error messages to the control group
C Machine operators do not have access to the complete systems manual
D Machine operators are supervised by the programmer
54 The completeness of computer-generated sales figures can be tested by comparing the number of items listed on the daily sales report with the number of items billed on the actual invoices This process uses:
Trang 1255 Internal control is ineffective when computer department personnel:
A Participate in computer software acquisition decisions
B Design documentation for computerized systems
C Originate changes in master files
D Provide physical security for program files
56 Which of the following is likely to be of least importance to an auditor in considering the
internal control in a company with computer processing?
A The segregation of duties within the computer center
B The control over source documents
C The documentation maintained for accounting applications
D The cost/benefit of data processing operations
57 In the weekly computer run to prepare payroll checks, a check was printed for an
employee who had been terminated the previous week Which of the following controls, if properly utilized, would have been most effective in preventing the error or ensuing its prompt detection?
A A control total for hours worked, prepared from time cards collected by the timekeeping department
B Requiring the treasurer's office to account for the numbers of the prenumbered checks issued to the computer department for the processing of the payroll
C Use of a check digit for employee numbers
D Use of a header label for the payroll input sheet
58 A company's labor distribution report requires extensive corrections each month because
of labor hours charged to inactive jobs Which of the following data processing input controls appears to be missing?
A Completeness test
B Validity test
C Limit test
D Control total
Trang 1359 Passwords for microcomputer software programs are designed to prevent:
A Inaccurate processing of data
B Unauthorized access to the computer
C Incomplete updating of data files
D Unauthorized use of the software
60 The capability for computers to communicate with physically remote terminals is an important feature in the design of modern business information systems Which of the
following risks associated with the use of telecommunications systems is minimized through the use of a password control system?
A Unauthorized access to system program and data files
B Unauthorized physical availability of remote terminals
C Physical destruction of system program and data files
D Physical destruction of remote terminals
61 Consider the following computer applications:
(1) At a catalog sales firm, as phone orders are entered into their computer, both inventory and credit are immediately checked
(2) A manufacturer's computer sends the coming week's production schedule and parts orders
to a supplier's computer
Which statement below is true for these applications?
A Both applications are examples of EDI
B Both applications are examples of on-line real-time processing
C The first application is an example of EDI and the second is an example of on-line time
real-D The first application is an example of on-line real-time and the second is an example of EDI
Essay Questions
Trang 1462 Many auditors use generalized audit software to assist them in the examination of clients' computer records
a Describe what is meant by generalized audit software
b List two advantages of the use of generalized audit software
c List three functions that may be performed with this type of software
63 Auditors are now faced with examining clients that have database systems
a Describe a database system, including its major advantage
b Identify policies and procedures that may be established to provide control over that aspect over a database system
64 Various characteristics of IT systems can present special audit risks Explain each of the following characteristics of an IT system and the special audit risks that they present
a Data base system
b Distributive data processing
c End user computing
Trang 15Chapter 08 Consideration of Internal Control in an Information Technology Environment Answer Key
True / False Questions
1 Magnetic tape drives have the advantage of direct access to stored data
3 For good internal control, programmers should not be given access to complete program
documentation for the programs they work on
Trang 166 For auxiliary storage when the computer is operating, personal computers use hard disk drives