Chapter 2-Foundational Concepts of the AIS Flashcards
Attribute
characteristics of the entity
Bar Code
a printed code consisting of a series of vertical, machine-readable, rectangular bars and spaces that vary in width and are arranged in a specific way to represent letters, numbers, and other human-readable symbols.
Batch Processing
requires that all similar transactions are grouped together for a specified time, and then this group of transactions is processed together as a batch.
Business Process
a prescribed sequence of work steps completed in order to produce a desired result for the organization.
Cardinality
refers to how many instances of an entity relate to each instance of another entity.
Client-Server Computing
means that there are two types of computers networked together to accomplish application processing.
Data Flow Diagram (DFD)
used by systems professionals to show the logical design of a system.
Database as a Service (DaaS)
Databases that reside in the cloud
Document Flowchart
shows the flow of documents and information among departments or units within an organization.
Electronic Data Interchange (EDI)
the inter company, computer-to-computer transfer of business documents in a standard business format.
Enterprise Application Integration (EAI)
a set of processes, software and hardware tools, methodologies, and technologies to integrate software systems.
Entity
can be though of as the nouns that represent items in the accounting system.
Entity Relationship Diagram
pictorial representations of the logical structure of databases.
General Journal
the place of original entry for any transactions that are not recorded in special journals.
General Ledger
provides details for the entire set of accounts used in the organization’s accounting systems.
Infrastructure as a Service (IaaS)
Computing infrastructure in the cloud
Legacy System
an existing system in operation within an organization. Typically uses older technology in which the organization has a considerable investment and that might be entrenched in the organization.
Online Processsing
transactions are not grouped into batches; rather, each transaction is entered and processed individually.
Platform as a Service (PaaS)
Database combined with an OS, operating in the cloud.
POS System
a method of using hardware and software that captures retail sales transactions by standard bar coding.
Process Map
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Real-time Processing
means that the transaction is processed immediately, and in real-time.
Screen Scraper
aka frontware; adds modern, user friendly screen interfaces to legacy systems. There are limitations to this however.
Service Level Agreement ( SLA)
A company that wishes to buy cloud computing services enters into this type of agreement.
