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Information and Data - Coggle Diagram
Information and Data
Databases
Key points of Database definition
Data becomes organized
Data obtained some ordering
Data obtained internal structure
Set of data processing operations
Declarative tools of data representation –language of the data definition
Data Definition Language
Describe a logical schema
Describe the way of storing data
Describe the way of accessing data
Data Manipulation Language
Processing data elements
Algorithmic tools of constructing applications
The Conceptual Level of the Database Architecture
Problem domain(PD)
Conceptual modelof the PD
Conceptual schema
The External Level of the Database Architecture
Anexternal model
The functions of an external level
The Internal Level of the Database Architecture
Aninternal model
The functions of an internal level
Management System
Database management system
The functions of DBMS
Information Systems
Linguistic
Indexing texts
Classification text
Thematic rubricating
Intermediate
Software tools for control the iteration of distributed objects
Organizational and technological
Management of integrated components and operations
Hardware
Computer devices
Data transmission
Special technical devices
Communication
Hardware network communications
Software support
Software
System software
Custom software