Database
A characteristic of interest that describes an entity.
What is Field?
The transmission capacity of a network, stated in bits per second.
What is Bandwidth?
The degree of protection against criminal activity.
What is Security?
The most popular query language for requesting information for a relational database.
What is Structured Query Language?
A discrete pulse, either on or off, that conveys information in a binary form.
What are Digital Signals?
Data model based on the simple concept of tables in order to capitalize on characteristics of row and columns of data.
What is Relational Database Model?
The transmission capacity of a communications medium faster than 4Mbps.
What is Broadband?
Any danger to which an information resource may be exposed.
What is Threat?
The process of designing a database by organizing data entities to be used and identifying the relationships among them.
What is Entity-Relationship (ER) Modeling?
Pathway for communicating data from one location to another.
What is Communications Channel?
The software program (or group of programs) that provides access to a database.
What is Database Management System (DBMS)?
A network that connects communications devices in a limited geographic region, such as a building, so that every user device on the network can communicate with every other device.
What is a Local Area Network (LAN)?
The harm, loss, or damage that can result if a threat compromises an information resource.
What is Exposure?
Operators that illustrate an association between two entities.
What is Relatinships?
Communications channels that use physical wires or cables to transmit data information.
What is Cable media (also called Wireline Media)?
Each row in a relational table, which is a specific, unique representation of the entity.
What is Instance?
A network, generally provided by common carriers, that covers a wide geographical area.
What is Wide Area Network (WAN)?
The possibility that an information resource will be harmed by a threat.
What is vulnerability?
A relationship that exists when an association is maintained within a single entity.
What is a Unary Relationship?
A communications medium consisting of strand of copper wire twisted together in pairs.
What is Twisted-Pair Wire?
A collection of logically related records.
What is Data File (also Table)?
High-speed central networks to which multiple smaller networks (e.g., LAN's and smaller WAN's) connect.
What is Backbone Network?
War in which a country's information systems could be paralyzed from a massive attack by destructive software.
What is Cyberwarfare?
A relationship that exists when three entities are associated.
What is Ternary Relationship?
A communications medium consisting of thousands of very thin filaments of glass fibers, surrounded by cladding, that transmit information via light pulses generated by lasers.
What is Fiber-Optic Cable?