Study on Course Synchronism and Exclusion in Operating System Teaching
Zhou Ming-jun · Liaoning Higher Vocational Technical Institute Journal · 2008
The course synchronism and exclusion in operating system is always the emphasis and difficulty in college teaching.Its realizing system includes four kinds,signal,monitor,assemble and distributing system.The basic principle of signal mechanism is two or more courses apply and release for cooperation by simple signals.Course releases signal by carrying out original V(s),and applies signal by carrying out original P(s).