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66 Cards in this Set
- Front
- Back
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Accounting Information System
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Collection of data and information processing procedures aimed at converting economic data into the accounting information needed by users for decision about allocation of scarce resources
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SDLC
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systematic process to manage acquisition, design, implementation, and use of IT systems
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SDLC (step 1)
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System planning and investigation:
evaluate feasibility of new system |
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5 feasibility aspects
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financial, technical, schedule, legal, strategic
TSFLS |
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SDLC (Step 2)
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System Analysis:
discuss old and new system and what needs to be changed |
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SDLC (Step 3)
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System Design:
Purchase software or In-house software design approval required |
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SDLC (step 4)
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System Implementation:
Implementation activities convert data files |
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SDLC (step 5)
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maintenance phase:
managers must receive reports on how new system is working |
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IT governance
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aligning IT strategy, insisting IT control framework be adopted and implemented, measure IT performance
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Prototyping
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starts with general idea of users and develops methods of systems until it is correct
-speeds up development process -Time consuming -not practical with large groups |
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JAD
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Joint Application Design:
managers and users work together to create staged design -easy for management to understand -high quality system -low training cost -not all group members might agree |
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RAD
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Rapid Development Development: uses both prototyping and JAD and CASE tools to develop system in rapid time
-apparent cost saving -fast -lower quality |
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Application Service Provider
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software obtained via prescription
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Outsourcing
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alternative to developing and installing internal AIS
-avoid heavy investments -faster application development -improve company focus -improve performance and quality -quick response to business demands -may lose control of information -hidden cost -loss of critical IT skills |
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Transaction Processing System
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Computerized processing system that records daily activities on organization performance, which is used to monitor and control business
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Management Information System
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Provides middle management with reporting on organizational performance, which is used to plan, monitor, and control business
ex. transcript |
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Decision Support System
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system under control of one or more decision decision makers that assist in the activity of decision making
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Executive Support System
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Information System at strategic level designed to address unstructured decision making through advanced graphics and communications
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Customer Relationship Management
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Track all ways in which a company interacts with its customers and analyzes these interactions
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Supply Chain Management
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Automate the flow of information between a firm and its suppliers in order to optimize planning, sourcing, manufacturing, and delivery of products and services
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Enterprise Resource Planning
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Modularized, integrated, real time information system with a broad scope of functional responsibilites for processing and business strategies
-links all business processes together -reduce processing time -utilizes common database |
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internal controls
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measures of an organization employ to help attain objectives, efficient operations, reliable reports
COBIT (IT systems) COSO (internal control system) |
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COSO model
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3 objectives
Financial Operations Compliance 5 components control environment risk assessment control activities information/ communication monitoring |
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ERM model
enterprise risk management |
4 objectives
Strategic Operations Reporting Compliant 8 components internal environment risk assessment control activities monitoring information objective setting event identification risk response |
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COSO vs. ERM
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COSO:
3 objective, 5 components ERM 4 objectives, 8 components more detailed version of COSO both are used for internal controls |
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Separation of functions
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authorization, recording, custody
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general controls
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affect the entire system
ex. user access, risk awareness, segregation of duties |
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application controls
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particular purpose for information system
ex. sequence checks, prenumbered documents, adequate checks |
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social computing
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allowing internet users to interact with one another with a lot of flexibility
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cloud computing
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type of computing that delivers information on demand to customers in a shared pool of individuals
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mobile computing
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wireless connection that delivers data between mobile devices
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Web 1.0
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focuses on creation and commercialization
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Web 2.0
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loose collection of information technologies, applications, and the websites that use them
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Ajax
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web development that enable data to be refreshed instantaneously
ex. newsfeed update |
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Tagging
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using keywords to describe a piece of information in multiple overlapping associations
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RSS
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allows subscribers to receive customized information when they want to receive it
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Crowdsourcing
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taking a job performed by individual in company and giving it to volunteer or free lancer
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cloud computing
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type of computing that delivers on demand access to multiple consumers
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IS documentation purpose
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pictorial representation of an IS system shows a broad picture of relationships between components
flowcharts allow us to see and analyze inputs and outputs |
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Process Maps
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Pictorial representation of business processes represent the actual flow of the sequence of events in the process
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DFD
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emphasizes the logic underlying the system
graphical representation of data movements through organizations |
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context level diagram
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only shows one process and entities
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Diagram 0
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shows 7-9 processes and data stores
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Child Diagram
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Diagram 0 is exploded
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Systems Flowcharts
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represents a combination of logical and physical DFD because it provides details of processes as well as physical resources
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Document Flowchart
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traces physical flow of document information
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Flowcharts vs. DFD
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how it is happening vs. what is happening
emphasis on details vs. logical aspect and physical characteristics many systems vs. only 4 symbols |
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ERP (enterprise resource planning)
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improves integration of enterprise wide spread data
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Revenue Cycle Activities
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1) Process Sales Order
2) Pick, Pack, Slip 3) Bill the Customers 4) Maintain accounts receivable |
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Process sales order
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capture customer order
credit check check inventory respond to query create sales order form |
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Pick, Pack, Slip
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picking slip printed
pick amount of inventory necessary sent to shipping department shipping clerk updates inventory produces packing slip |
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Billing Customers
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Sales Invoice
notifies amount of money owed to customers |
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Maintain Accounts Receivable
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credit accounts when payment is received
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Expenditure cycle
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events that occur in purchasing goods and services from suppliers and paying for goods
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Revenue cycle
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events that occur in selling goods and collecting payments
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Expenditure Activities
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1) determine demand for goods and services
2) purchase order 3) receive goods 4) pay for goods |
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determine demand for goods and services
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create purchase requisition form
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purchase order
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select supplier and create purchase order form
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receive goods
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accept goods making sure no damage has occured
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pay for goods
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approve and make payment
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Planning audit
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studying clients, client systems, and developing audit program
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Performing audit
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involves carrying out tests identified in planning stage
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Ethical Decision Making
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1) identify the facts
2) define the issues 3) identify principles that can be applied 4) identify possible actions affected by actions 5) select course of action |
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Consequential
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define goods in terms of consequences, end result
what is best for overall society 5 steps 1. define the problem 2. identify stakeholders affected 3. list alternative course of action 4. short and long term costs and benefits 5. select alternative that benefits greatest number of people |
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non-consequential
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define goods based on right or wrong, during action
Theory of Rights Theory of Justice 3 steps 1. decision maker identifies benefits and burdens 2. benefits and burdens are assigned to stakeholders affected 3. judgement is made to determine whether benefits and burdens are equal |
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PAPA
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Privacy
Accuracy Property Accountability |
