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Chapter 2: Hardware - Coggle Diagram
Chapter 2: Hardware
Early Computing
19th Century
1880s
1946 - first generation computer
late 1950 - Second Generation
MId 1960s - Third Generation
1971 - fourth generation
1980s - fifth generation
Hardware Devices
Input - keyboard, touch screen, pens
Processing - CPU
Output - printer
Storage - hard disk, pendrive. Capacity (KB,MB,GB,TB,PB)
Control - CPU
MEMORY
Random Access Memory (RAM)
Read-Only Memory (ROM)
Categories of Computer System
Microcomputer System
Midrange System
Mainframe System