Chapter 8
A group of data, usually input at the same time
What is a batch?
The total number of days from some specific base date
What is an absolute date?
A central wireless device that provides network services to wireless clients
What is an access point?
The process of turning program logic into specific instructions that a computer system can execute
What is coding?
A hostile act that targets an information system, or an organization itself
What is an attack?
An online journal
What is a blog?
A specialized database designed to serve the needs of a specific department, such as sales, marketing, or finance
What is a data mart?
A computer network where a single communication path connects the mainframe computer, server, workstations, and peripheral devices
What is a bus network?
Measures relationships and interdependence among modules
What is coupling?
Adding protective safeguards eliminates the risk
What is avoidance?
A value that a system displays automatically
What is a default value?
Looking for meaningful patterns and relationships among data
What is data mining?
A network design in which each node connects to every other node
What is a mesh network?
The process of reviewing the program code to spot logic errors, which produce incorrect results
What is desk checking?
A formal reference point that measures system characteristics at a specific time
What is a baseline?
Process where data is coded so only those with the required authorization can access it
What is encryption?
A collection of tools, features, and interfaces that enables users to add, update, manage, access, and analyze data in a database
What is a database management system (DBMS)?
A network resembling a circle of computers that communicate with each other
What is a ring network?
A diagram used to describe program logic that represents logical rules and interaction graphically using a series of symbols connected by arrows
What is a flowchart?
Formal qualifications that include degrees, diplomas, or certificates granted by learning institutions to show that a certain level of education has been achieved
What are credentials?
Producing a full-featured, working model of the information system being developed
What is system prototyping?
A graphical model of the information system that depicts the relationships among system entities
What is an entity-relationship diagram (ERD)?
A network design with a central device and one or more workstations connected to it in a way that forms a star pattern
What is a star network?
A practice in which two programmers work on the same task on the same computer; one drives (programs) while the other navigates (watches)
What is pair programming?
Concerned with managerial policies and controls that ensure secure operations
What is operational security?