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Chapter 10 : Case Study - UNIX - page 11 / 48

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Ceng 334 - Operating Systems

10-11

Some UNIX Process Concepts

Daemons (background processes)

Cron daemon which wakes up once a minute to check scheduled events (eg., disk backup)

Pipes - syncronized channels between processes to pass byte streams

Signals – software interrupts used for interprocess communication. Choices: catch, ignore, or kill process

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