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Q. Some untimely computers protected the operating system by placing it in a memory partition that couldn't be modified by either the user job or the operating system itself. Explain two difficulties that you think could arise with such a scheme.
Answer: The data necessary by the operating system (access controls, passwords, accounting information, and so on) would have to be stored in or passed through unprotected memory and thus be accessible to unauthorized users.
What is input output operation ?
Explain the basic method of paging method. Physical memory is divided into the fixed-sized blocks called frames. Logical memory is as well divided into blocks of the same size
p0A B C D A B C D A B C D 2 0 12 2012 1000 1354 0632 0014
SSTF stands for Abbreviation of SSTF is Shortest-Seek-time-first scheduling
we need an information about the different graph directory systems in detail by using shell sort . we also application part of directory systems in practical life. please help us i
how response times are reduced by allowing time sharing on top of multiprogramming
There is a very small amount of networking background required for Project 2. In Project 2, we want our computer (or our "host") to request information over the Internet from a rem
What is single and multithreading and thread pool?
Q. What system calls have to be implementing by a command interpreter or shell in order to start a new process? Answer: In the UNIX systems a fork system call followed by an ex
Q. Show that a few schedules are possible under the two-phase locking protocol however not possible under the timestamp protocol and vice versa. Answer: A schedule that is auth
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