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Different Types of Computer - Coggle Diagram
Different Types of Computer
Minicomputers
Characteristics
Compared with Personal computer:
More expensive
More powerful
Used a single central computer
Compared with Mainframe and Supercomputer:
Smaller
Less expensive
Less powerful
Accessed by terminals
Has keyboard
Has monitor
Purposes
Input data
View data
Doesn't have microprocessor/ RAM
Cannot process data
Personal Computer (PC)
Characteristics
Used by only one person
Divided into:
Desktop computers
Slimline
Desktop
Minitower
Full Tower
Portable computers
Laptops
Notebooks
Sub Notebooks
Mainframe computers
Characteristics
Powerful computers
Used by large organisations
Used for critical applications
Huge
Multi-user systems
Fastest and most powerful : z14
Purposes
Bulk data processing
Census
Industry and consumer statistics
Enterprise resource planning
Financial transaction processing
Handle gigantic processing jobs
In large corporations
Government agencies
Supercomputers
Characteristics
Largest
computer
Most powerful
Can operate exceed 200 teraflops
Purposes
Tackle very complex problems
Weather forecasting
Model climate change