A system that creates the illusion of multiple processes, each on its own processor with its own memory. Its purpose is to get the next instruction and execute it. An attempt to increase CPU utilization by always having something for the CPU to execute. True or False. According to Silberschatz and Galvin, the main goals of an Operating System are convenience and efficiency.
Main memory is the most expensive storage medium, but is also the fastest available.
The two common ways for proceses to communicate is by passing messages or sharing memory. Explain how an interrupt is handled. Explain how any two of these aid in protection. Describe each briefly.