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Evolution of Operating System - Coggle Diagram
Evolution of Operating System
Early Systems (1940s–1950s)
No OS (human operators, manual switching)
Batch Processing Systems
Distributed Systems (1980s–1990s)
Multiple systems connected via network
Resource sharing, computation distribution
Personal Computer OS (1970s–1980s)
Designed for single users
Examples: MS-DOS, early Mac OS
Simple Batch Systems (1950s–1960s)
Jobs collected and run in batches
Use of monitors
Reduced CPU idle time
Multiprogramming Systems (1960s)
Multiple jobs in memory
CPU utilization improved
Basis for modern OS concepts
Time-Sharing Systems (1960s–1970s)
Quick response time
Multiple users on terminals
Interactive Systems
Mobile Operating Systems AND GUIS(1990s-Present)
Designed for smartphones and tablets
Windows(1985),MS-DOS(1981), LINUX(1991), Apple Macintosh(1984)