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Question
Which of the following statements is correct?a. Packet switching combines the messages of multiple users into a "packet" for transmission. At the receiving end, the packet is disassembled into the individual messages and distributed to the intended users.
b. The decision to partition a database assumes that no identifiable primary user exists in the organization.
c. Packet switching is used to establish temporary connections between network devices for the duration of a communication session.
d. A deadlock is a temporary phenomenon that disrupts transaction processing. It will resolve itself when the primary computer completes processing its transaction and releases the data needed by other users.
Answer
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Auditors of ERP systems
a. are concerned about segregation of duties just as they would be in traditional systems.
b. focus on output controls such as independent verification because internal processing controls are known to be correct since best practices are used..
c. routinely audit data in the data warehouse because it is know to be clean and free from errors.
d. need not review access levels granted to users since these are determined when the system is configured and never change.
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b. a limitation inherent in traditional information systems that prevents data sharing.
c. a data warehouse control that prevents unclean data from entering the warehouse.
d. a technique used to restrict access to data marts.
e. a database structure that many of the leading ERPs use to support OLTP applications.
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Separating the data warehouse from the operations databases occurs for all of the following reasons except
a. to make the management of the databases more economical
b. to increase the efficiency of data mining processes
c. to integrate legacy system data into a form that permits entity-wide analysis
d. to permit the integration of data from diverse sources
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Why does the payroll process lend itself to batch processing?
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The accountant analyzes the job tickets and prepares a labor distribution summary. Payroll prepares the payroll register and paychecks. The supervisor distributes the paychecks to the employees. Payroll informs cash disbursement of the funds required to cover the entire payroll amount. The cash disbursements clerk ensures that there are adequate funds in the company's regular checking account to cover the payroll.
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c. production compares the number of hours reported on job tickets to the number of hours reported on time cards
d. payroll compares the labor distribution summary to the hours reported on time cards
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a. is typically under the control of external partners in the chain.
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c. cannot be integrated into an overall ERP.
d. none of the above
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Legacy systems are
a. old manual systems that are still in place.
b. flat file mainframe systems developed before client-server computing became standard.
c. stable database systems after debugging.
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The implementation of an ERP creates an environment with a single point of failure, which places the organization at risk.
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