WGU D561 Information
Systems for Accounting and
Control Objective Assessment |
OA Questions and Answers |
2026 Update | 100% Correct.
Data - answer-Facts collected, recorded, and stored in a system (e.g., numbers, dates,
names) that alone have no meaning without context.
Information - answer-Data that has been organized and given context to make it
meaningful and useful for decision making.
Information overload - answer-A condition where too much information reduces the
quality of decision making.
Information Technology (IT) - answer-Technology used to help decision makers more
effectively filter and condense information.
Value of information - answer-Information is valuable when the benefits of having it
exceed the costs of gathering, maintaining, and storing it.
Accurate (information characteristic) - answer-Information that is correct and free of
error.
Complete (information characteristic) - answer-Information that does not omit important
aspects of events or activities.
Relevant (information characteristic) - answer-Information that reduces uncertainty and
improves decision making.
Timely (information characteristic) - answer-Information provided in time for a decision
maker to act on it.
Verifiable (information characteristic) - answer-Information that two independent people
can produce the same result from the same data.
,Machine-readable format - answer-A data format that can be read and processed by a
computer; XBRL is an example.
Business process - answer-A set of related, coordinated, and structured activities
performed by people or machines to achieve a specific organizational goal.
Transaction - answer-An agreement between two entities to exchange goods, services,
or any other event measurable in economic terms.
Transaction processing - answer-Using transaction data to create financial statements
and records.
Give-get exchange - answer-The fundamental nature of business transactions: one
party gives something and gets something in return.
Revenue cycle - answer-The business process: give goods/services — get cash.
Expenditure cycle - answer-The business process: get goods/services — give cash.
Production cycle (business process) - answer-The business process: give labor and raw
materials — get finished goods.
Payroll cycle (business process) - answer-The business process: give cash — get labor.
Financing cycle - answer-The business process: give cash — get cash (borrowing and
repaying).
Accounting Information System (AIS) - answer-A system that collects, records, stores,
and processes data to produce information for decision makers; includes people,
processes, technology, and controls.
How does an AIS add value? - answer-By improving product/service quality, improving
efficiency, sharing knowledge, improving supply chain, strengthening internal controls,
and improving decision making.
Artificial Intelligence (AI) - answer-The use of computer systems to simulate human
intelligence processes such as learning, reasoning, and self-improvement.
Data analytics - answer-The use of software and algorithms to find and solve problems
and improve business performance.
Cloud computing - answer-The use of a browser to remotely access software, data
storage, hardware, and applications.
Virtualization - answer-Running multiple systems simultaneously on one physical
computer.
,Internet of Things (IoT) - answer-The embedding of sensors in devices so they can
connect to the Internet.
Value chain - answer-Links together the different activities within an organization that
provide value to the customer; includes primary and support activities.
Primary activities (value chain) - answer-Value chain activities that provide direct value
to the customer.
Support activities (value chain) - answer-Value chain activities that enable primary
activities to be efficient and effective.
Supply chain - answer-An extended system including the organization's value chain as
well as its suppliers, distributors, and customers.
Data processing cycle - answer-The four steps used to process transactions: data input,
data storage, data processing, and information output.
Source documents - answer-Records that capture data at the source when a
transaction takes place (paper, turnaround, or automated).
Turnaround document - answer-A document sent to an external party and returned to
the company to be used as input (e.g., a utility bill stub).
Source data automation - answer-Capturing transaction data directly from machines at
the point of origin (e.g., POS scanners).
Chart of accounts - answer-A numbered list of all accounts used by a company to
record transactions.
Sequence code - answer-Items numbered consecutively to account for all items (e.g.,
prenumbered forms).
Block code - answer-Blocks of numbers reserved for specific categories of data (e.g., all
products starting with 2 are refrigerators).
Group code - answer-Two or more subgroups of digits used to code an item (e.g., a car
VIN number).
Mnemonic code - answer-Letters and numbers interspersed to identify an item (e.g.,
DRY300W05 for a dryer).
General ledger - answer-A complete record of all financial transactions organized by
account.
, Subsidiary ledger - answer-A detailed ledger that supports a control account in the
general ledger (e.g., accounts receivable by customer).
Audit trail - answer-A path that allows a transaction to be traced from its source
document through journals and ledgers.
Master file - answer-A permanent file of records that is updated periodically (e.g.,
customer master file).
Transaction file - answer-A temporary file containing recent transactions used to update
a master file.
Batch processing - answer-Accumulating transactions and processing them all at once
at a scheduled time.
Online, real-time processing - answer-Processing transactions immediately as they
occur.
Enterprise Resource Planning (ERP) system - answer-An integrated system that
connects all business processes (revenue, expenditure, production, payroll, G/L) across
the entire organization.
Advantages of ERP systems - answer-Integrated data, single data entry, greater
management visibility, improved access control, standardized procedures, better
customer service, and increased automation.
Disadvantages of ERP systems - answer-Costly, time-consuming to implement,
complex, requires process standardization, and often faces user resistance.
Query - answer-A request for specific information from a database (e.g., "Which division
had the most sales this month?").
Documentation - answer-A narrative description or visual representation used to explain
how a system works.
Business Process Diagram (BPD) - answer-A visual representation of the activities in a
business process using standard BPMN notation.
BPMN - answer-Business Process Modeling Notation — a standard set of symbols
used in business process diagrams.
Flowchart - answer-A diagram that describes an information system showing inputs,
outputs, processing steps, data storage, and decision points.
Document flowchart - answer-Shows the flow of documents and data through a
process; useful for evaluating internal controls.
Systems for Accounting and
Control Objective Assessment |
OA Questions and Answers |
2026 Update | 100% Correct.
Data - answer-Facts collected, recorded, and stored in a system (e.g., numbers, dates,
names) that alone have no meaning without context.
Information - answer-Data that has been organized and given context to make it
meaningful and useful for decision making.
Information overload - answer-A condition where too much information reduces the
quality of decision making.
Information Technology (IT) - answer-Technology used to help decision makers more
effectively filter and condense information.
Value of information - answer-Information is valuable when the benefits of having it
exceed the costs of gathering, maintaining, and storing it.
Accurate (information characteristic) - answer-Information that is correct and free of
error.
Complete (information characteristic) - answer-Information that does not omit important
aspects of events or activities.
Relevant (information characteristic) - answer-Information that reduces uncertainty and
improves decision making.
Timely (information characteristic) - answer-Information provided in time for a decision
maker to act on it.
Verifiable (information characteristic) - answer-Information that two independent people
can produce the same result from the same data.
,Machine-readable format - answer-A data format that can be read and processed by a
computer; XBRL is an example.
Business process - answer-A set of related, coordinated, and structured activities
performed by people or machines to achieve a specific organizational goal.
Transaction - answer-An agreement between two entities to exchange goods, services,
or any other event measurable in economic terms.
Transaction processing - answer-Using transaction data to create financial statements
and records.
Give-get exchange - answer-The fundamental nature of business transactions: one
party gives something and gets something in return.
Revenue cycle - answer-The business process: give goods/services — get cash.
Expenditure cycle - answer-The business process: get goods/services — give cash.
Production cycle (business process) - answer-The business process: give labor and raw
materials — get finished goods.
Payroll cycle (business process) - answer-The business process: give cash — get labor.
Financing cycle - answer-The business process: give cash — get cash (borrowing and
repaying).
Accounting Information System (AIS) - answer-A system that collects, records, stores,
and processes data to produce information for decision makers; includes people,
processes, technology, and controls.
How does an AIS add value? - answer-By improving product/service quality, improving
efficiency, sharing knowledge, improving supply chain, strengthening internal controls,
and improving decision making.
Artificial Intelligence (AI) - answer-The use of computer systems to simulate human
intelligence processes such as learning, reasoning, and self-improvement.
Data analytics - answer-The use of software and algorithms to find and solve problems
and improve business performance.
Cloud computing - answer-The use of a browser to remotely access software, data
storage, hardware, and applications.
Virtualization - answer-Running multiple systems simultaneously on one physical
computer.
,Internet of Things (IoT) - answer-The embedding of sensors in devices so they can
connect to the Internet.
Value chain - answer-Links together the different activities within an organization that
provide value to the customer; includes primary and support activities.
Primary activities (value chain) - answer-Value chain activities that provide direct value
to the customer.
Support activities (value chain) - answer-Value chain activities that enable primary
activities to be efficient and effective.
Supply chain - answer-An extended system including the organization's value chain as
well as its suppliers, distributors, and customers.
Data processing cycle - answer-The four steps used to process transactions: data input,
data storage, data processing, and information output.
Source documents - answer-Records that capture data at the source when a
transaction takes place (paper, turnaround, or automated).
Turnaround document - answer-A document sent to an external party and returned to
the company to be used as input (e.g., a utility bill stub).
Source data automation - answer-Capturing transaction data directly from machines at
the point of origin (e.g., POS scanners).
Chart of accounts - answer-A numbered list of all accounts used by a company to
record transactions.
Sequence code - answer-Items numbered consecutively to account for all items (e.g.,
prenumbered forms).
Block code - answer-Blocks of numbers reserved for specific categories of data (e.g., all
products starting with 2 are refrigerators).
Group code - answer-Two or more subgroups of digits used to code an item (e.g., a car
VIN number).
Mnemonic code - answer-Letters and numbers interspersed to identify an item (e.g.,
DRY300W05 for a dryer).
General ledger - answer-A complete record of all financial transactions organized by
account.
, Subsidiary ledger - answer-A detailed ledger that supports a control account in the
general ledger (e.g., accounts receivable by customer).
Audit trail - answer-A path that allows a transaction to be traced from its source
document through journals and ledgers.
Master file - answer-A permanent file of records that is updated periodically (e.g.,
customer master file).
Transaction file - answer-A temporary file containing recent transactions used to update
a master file.
Batch processing - answer-Accumulating transactions and processing them all at once
at a scheduled time.
Online, real-time processing - answer-Processing transactions immediately as they
occur.
Enterprise Resource Planning (ERP) system - answer-An integrated system that
connects all business processes (revenue, expenditure, production, payroll, G/L) across
the entire organization.
Advantages of ERP systems - answer-Integrated data, single data entry, greater
management visibility, improved access control, standardized procedures, better
customer service, and increased automation.
Disadvantages of ERP systems - answer-Costly, time-consuming to implement,
complex, requires process standardization, and often faces user resistance.
Query - answer-A request for specific information from a database (e.g., "Which division
had the most sales this month?").
Documentation - answer-A narrative description or visual representation used to explain
how a system works.
Business Process Diagram (BPD) - answer-A visual representation of the activities in a
business process using standard BPMN notation.
BPMN - answer-Business Process Modeling Notation — a standard set of symbols
used in business process diagrams.
Flowchart - answer-A diagram that describes an information system showing inputs,
outputs, processing steps, data storage, and decision points.
Document flowchart - answer-Shows the flow of documents and data through a
process; useful for evaluating internal controls.
