Course Name: Operating System 1st Midterm
Teacher: MinXiou Chen 2013.11.09
1. ______ is a type of computing that delivers computing, storage, and even applications as a service across a network. 2. ______ is a techmology that allows operating system to run as applications within other operating system. 3. The ______ locates the kernel, loads it inyo main memory, and starts its execution. 4. A ______ contains many pieces of information asspciated with a specific process, including process state, program counter, and so on. 5. When a ______ occurs, the kernel saves the context of the old process in its PCB, and loads the saved context of the new process scheduled to run. 6. Whar are the major functions of operation system? 7. What are the difference between trap and interrupt? 8. What is DMA? How can it work? 9. Whar are the longterm scheduler, the mediumterm scheduler, and the shortterm scheduler? How can these scheduler work? 10. What are the difference between the singletasking OS, multiprogramming OS, multitasking OS, and multiprocesser OS. 11. What is system call? 12. Please write the diagram of process state.