Dasturiy ta’minotdir. Operatsion tizim

Batch system/processing –tizim jarayonlarini boshqarish

Spooling (simultaneous periperal operation online) – bir vaqtning o’zida operasiyalarni boshqarish

Multiprogramming systems – multi dasturli tizimlar

Operatsion tizimlarni rivojlanish tarixiy maqsadi

• 
  1986 yil mikro kelnel
  
• 
  1970 yil multi tasking
  
• 
  1969 yil virtual memory
  
• 
  1967 yil multi programming
  
• 
  1961 yil symmetric multi processing
  
• 
  1955 yil batch porcessing
  

UNIX ni rivojlanish dinamikasini 3 ta guruhga ajratish mumkin:

• 
  Open source –Minx 1.x, Linux 0.01, FreeBSD, BSD, NetBSD, OpenBSD lar ni kiritish mumkin.
  
•