Key Terms that you need to Know: Flashcards
(24 cards)
Batch Processing
Processing of transactions after some quantity of transactions is collected; the transactions are processed together as a “batch” at some later time
Open-Source
Software for which the source code is freely available for use and/or modification.
Smart Card
Special credit card-sized containing a microprocessor chip, memory circuits and often a magnetic stripe.
Cache
A small block of special high-speed memory used by processor to store instructions most recently or most often used
Object-Oriented Language
Programming language that groups together data and its corresponding instructions into manipulable objects.
Backbones
High-speed central network to which many smaller networks can be connected.
ISP
Internet Service Provider
Foreign Key
An attribute that appears as a non primary key attribute in one entity and as a primary key attribute(or part of a primary key) in another entity.
Internet service provider
Individual or organization that enables other individuals and organizations to connect to the Internet.
Wireless Access Point
Networking device that transmits and receives wireless (Wi-Fi) signals to allow wireless devices to connect to the network.
Bluetooth
Wireless specification for personal area network (PAN) of desktop computers, peripheral devices, mobile phones, pagers, portable stereos, and other handheld devices.
Primary Storage
Temporary storage for current calculations.
Network Topology
The shape of a network; the four common network topologies are star, ring, bus, and mesh
DNS
Domain Name System: A database used to associate Internet host names with their IP addresses.
Network Access Points (NAPs)
NAP: Access points used by ISPs to connect to each other.
Relational Database
Most common DBMS approach in which entities are presented as two-dimensional tables, with records as rows and attributes as columns.
Operating Systems
Software that coordinates the interaction between hardware devices, peripherals, application software, and users.
RAID
Redundant array of independent disks: a secondary storage technology that makes redundant copies of data on two or more hard drives.
Motherboard
Large printed plastic or fiberglass circuit board that holds or connects to all the computer’s electronic components.
Centralized Computing
A computing model utilizing large centralized computers, called mainframes, to process and store data.
Mesh Network
A network that consists of computers and other devices that are either fully or partially connected to each other.
TCP/IP
Transmission Control Protocol/ Internet Protocol: The protocol of the Internet, which allows different interconnected networks to communicate using the same language.
Primary Key
Field included in a database that contains a unique value for each instance of an entity to ensure that it is stored or retrieved accurately.
Relationships Between Tables
One to many, Many to one and Many to many.
