Matrix of Eisenhower

Data (State)
Data (State)
DataBase
Data Processing
Data Quality
Data Structure
Data Type
Data Warehouse
Data Visualization
Data Partition
Data Persistence
Data Concurrency

Data Science
Data Analysis
Statistics
Data Science
Linear Algebra Mathematics
Trigonometry

Modeling
Process
Logical Data Modeling
Relational Modeling
Dimensional Modeling
Automata

Data Type
Number
Time
Text
Collection
Relation (Table)
Cube
Tree
Key/Value
Graph
Spatial
Color
Log

Measure Levels
Order
Nominal
Discrete
Distance
Ratio

Code
Compiler
Lexical Parser
Grammar
Function
Testing
Debugging
Shipping
Data Type
Versioning
Design Pattern