.png)
Formal Definitions for Technology Terminology
"Undefined" Terms
- Attribute
- alternate dictionary
- alternate encyclopedia
- Object
- alternate dictionary
- alternate encyclopedia
- Information also: Attribute
- alternate dictionary
- alternate encyclopedia
- Process
- alternate dictionary
- alternate encyclopedia
- Contain
- alternate dictionary
- alternate encyclopedia
- Change
- alternate dictionary
- alternate encyclopedia
- Order
- alternate dictionary
- alternate encyclopedia
- Have
- alternate dictionary
- alternate encyclopedia
"Undefined" Relations
- Objects
- contain information
- process information
- Processes
- change information
- order information
Formally Defined Terms
- Observer
- An observer is an object that processes information from another object.
- Alternate Dictionary
- Alternate Encyclopedia
- Transfer
- A transfer is a process that changes information contained in one observer to include information contained in another object.
- Alternate Dictionary
- Alternate Encyclopedia
- Channel
- A channel is an observer that transfers information from an object and then transfers that information to another observer.
- Alternate Dictionary
- Alternate Encyclopedia
- Transmitter
- A transmitter is an object that transfers information to a channel.
- Alternate Dictionary
- Alternate Encyclopedia
- Receiver
- A receiver is an observer that processes information transferred from a channel.
- Alternate Dictionary
- Alternate Encyclopedia
- System
- A system is an object that contains other objects.
- Alternate Dictionary
- Alternate Encyclopedia
- Subsystem
- A subsystem is a system that is contained by a system.
- Alternate Dictionary
- Alternate Encyclopedia
- Communication
- Communication is a process that transfers information from an object to an observer.
- Alternate Dictionary
- Alternate Encyclopedia
- Communication System
- A communication system is a system that contains a transmitter, a channel, and a receiver.
- Alternate Dictionary
- Alternate Encyclopedia
- Serial Communication System
- A serial communication system is a system that contains one transmitter and one receiver.
- Alternate Dictionary
- Alternate Encyclopedia
- Parallel Communication System
- A parallel communication system is a system that contains more than one serial communication system.
- Alternate Dictionary
- Alternate Encyclopedia
- Transmitting
- Transmitting is a process that transfers information from an object to a channel.
- Alternate Dictionary
- Alternate Encyclopedia
- Receiving
- Receiving is a process that transfers information from a channel to an observer.
- Alternate Dictionary
- Alternate Encyclopedia
- Input
- Input is information that is received.
- Alternate Dictionary
- Alternate Encyclopedia
- Input
- Input is a process that receiver performs.
- Alternate Dictionary
- Alternate Encyclopedia
- Output
- Output is information that is transmitted.
- Alternate Dictionary
- Alternate Encyclopedia
- Output
- Output is a process that a transmitter performs.
- Alternate Dictionary
- Alternate Encyclopedia
- Storage
- Storage is a communication system that is a channel of another communication system.
- Alternate Dictionary
- Alternate Encyclopedia
- Storing
- Storing is a transfer that transmits information to storage.
- Alternate Dictionary
- Alternate Encyclopedia
- Retrieving
- Retrieving is a transfer that transmits information from storage.
- Alternate Dictionary
- Alternate Encyclopedia
- Delay
- A delay is a process that a channel has which contains two sub processes, storing and retrieving information.
- Alternate Dictionary
- Alternate Encyclopedia
- Processor
- A processor is an object that changes information.
- Alternate Dictionary
- Alternate Encyclopedia
- Information Processor
- An information processor is a system that inputs, processes, stores, and outputs information.
- Alternate Dictionary
- Alternate Encyclopedia
- Input Subsystem
- An input subsystem is a subsystem that receives information in an information processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Output Subsystem
- An output subsystem is a subsystem that transmits information in a information processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Processor Subsystem
- A processor subsystem is a subsystem that changes information in an information processor that changes information.
- Alternate Dictionary
- Alternate Encyclopedia
- Storage Subsystem
- A storage subsystem is a subsystem of an information processor that stores information.
- Alternate Dictionary
- Alternate Encyclopedia
- Primary Storage
- Primary storage is a subsystem of an information processors storage subsystem whose information is available with very little delay.
- Alternate Dictionary
- Alternate Encyclopedia
- Secondary Storage
- Secondary storage is an information processor which is a subsystem of the storage subsystem of another information processing system whose information is available after more of a delay than for the primary storage subsystem.
- Alternate Dictionary
- Alternate Encyclopedia
- Data
- Data is information that has been changed so it can be processed by a data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Code
- A code is information that changes how a data processor processes data.
- Alternate Dictionary
- Alternate Encyclopedia
- Data Processor
- A data processor is an information processor that encodes information into data, processes the data, and then decodes the data into information.
- Alternate Dictionary
- Alternate Encyclopedia
- Decoding
- Decoding is the process of changing data into information.
- Alternate Dictionary
- Alternate Encyclopedia
- Encoding
- Encoding is the process of changing information into data.
- Alternate Dictionary
- Alternate Encyclopedia
- Decoder
- A decoder is the output subsystem of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Encoder
- An encoder is the input subsystem of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Encryption also: Encrypt Encipher
- Encryption is encoding information that will only be processed by a specific data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Decryption also: Decrypt Decipher
- Decryption is the process of decoding data so that it can be processed by a specific information processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Crypt also: Cipher
- A crypt is information that has been encrypted.
- Alternate Dictionary
- Alternate Encyclopedia
- Memory
- Memory is the storage subsystem of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Main Memory also: Primary Memory
- Main memory is the primary storage of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Primary Memory
- Primary memory is the primary storage of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Auxiliary Memory also: Secondary Memory
- Auxiliary memory is the secondary storage of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Secondary Memory
- Secondary memory is the auxiliary storage of a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Rule
- A rule is code which is used in more than one data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Instruction
- An instruction is a rule that is stored in a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Complexity
- Complexity is the sum of all the delays in all of the channels of a communication system.
- Alternate Dictionary
- Alternate Encyclopedia
- Signal
- A signal is information that is received by a data processor from a channel.
- Alternate Dictionary
- Alternate Encyclopedia
- Signal
- A signal is information that is transmitted to a data processor by a channel.
- Alternate Dictionary
- Alternate Encyclopedia
- Event
- An event is a change in a signal.
- Alternate Dictionary
- Alternate Encyclopedia
- Record
- A record is information from an event stored in a data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Recording
- Recording is the process of creating an orderly record in a data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- List
- A list is a system of ordered records or instructions stored in a data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Algorithm also: Program
- An algorithm is a list of instructions for processing data.
- Alternate Dictionary
- Alternate Encyclopedia
- Computer
- A computer is a data processor whose processing is defined by an algorithm.
- Alternate Dictionary
- Alternate Encyclopedia
- Map
- A map is a list which is ordered by the records of another list based on a rule or algorithm.
- Alternate Dictionary
- Alternate Encyclopedia
- Mapping
- Mapping is the process of creating a map.
- Alternate Dictionary
- Alternate Encyclopedia
- Singular Event
- A singular event is an event which occurs only once.
- Alternate Dictionary
- Alternate Encyclopedia
- Recurrent Event
- A recurrent event is an event which occurs more than once.
- Alternate Dictionary
- Alternate Encyclopedia
- Periodic Event
- A periodic event is a recurrent event based on a rule or algorithm which does not change.
- Alternate Dictionary
- Alternate Encyclopedia
- Analog Signal
- An analog signal is a signal that is created by mapping every event received by one data processor to every event transmitted by another data processor based on a rule or algorithm.
- Alternate Dictionary
- Alternate Encyclopedia
- Analog Computer
- An analog computer is a computer that processes analog signals.
- Alternate Dictionary
- Alternate Encyclopedia
- Sampling
- Sampling is the process of only recording the events received on one channel while a particular recurrent event is received on another channel.
- Alternate Dictionary
- Alternate Encyclopedia
- Sample
- A sample is a list of events recorded by sampling.
- Alternate Dictionary
- Alternate Encyclopedia
- Quantization
- Quantization is the process of recording only events whose information matches information based on a rule or algorithm.
- Alternate Dictionary
- Alternate Encyclopedia
- Discrete Signal
- A discrete signal is a signal that is created by mapping only the events sampled by a data processor to the events transmitted by a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Digital Signal
- A digital signal is a discrete signal that is created by mapping only quantized samples to the events transmitted by a data processor.
- Alternate Dictionary
- Alternate Encyclopedia
- Digital Computer
- A digital computer is a data processor that processes digital signals.
- Alternate Dictionary
- Alternate Encyclopedia
- Symbol
- A symbol is discrete information which is encoded and decoded based on a rule.
- Alternate Dictionary
- Alternate Encyclopedia
- Bit
- A bit is a symbol for information which cannot be sampled by a data processing system.
- Alternate Dictionary
- Alternate Encyclopedia
- Program
- A program is an algorithm that is used by a computer system.
- Alternate Dictionary
- Alternate Encyclopedia
- Clock
- A clock is a data processor which transmits periodic events.
- Alternate Dictionary
- Alternate Encyclopedia