A number of operating systems have two modes: kernel and user. What are the advantages and disadvantages

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A number of operating systems have two modes: kernel and user. What are the advantages and disadvantages of providing four modes instead of two?

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Management Now skills for 21st century management

ISBN: 978-0073377292

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Authors: Dr. Andrew Ghillyer

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Posted Date: Sep 06, 2020 11:45 AM

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A number of operating systems have two modes: kernel and user. What are the advantages and disadvantages

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The VAX VMS operating system makes use of four processor access modes to facilitate the protection a... View the full answer

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