Is computers protect the operating system, Operating System

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.

Posted Date: 7/27/2013 2:09:53 AM | Location : United States







Related Discussions:- Is computers protect the operating system, Assignment Help, Ask Question on Is computers protect the operating system, Get Answer, Expert's Help, Is computers protect the operating system Discussions

Write discussion on Is computers protect the operating system
Your posts are moderated
Related Questions
How does an operating system make multiprogramming possible by using single processor?

What are the hardware and software requirements for virtual memory? The hardware required for virtual memory is a secondary memory and page table. The page table should have th

Find the optimal solution and optimal value of the following linear program. Use both (a) the enumerating the corner points method and (b) the iso-profit line method. Also identify

How is a process chosen for being swapped either in or out? Swap out: a.         If the process is idle. b.         If process has been in main memory for a long time.

What is the main advantage of the layered approach to system design? As in all cases of modular design, designing an operating system in a modular way has several benefits. Th

what is a batch system give me answer in simple words so that i can understand

Calculate the Average Waiting Time CPU burst time points out the time, the process needs the CPU. The subsequent are the set of processes with their respective CPU burst time (

Q. What is the effect of permitting two entries in a page table to point to the same page frame in memory? Describe how this effect could be used to decrease the amount of time ne

Consider the following C program where M, N, K are predefined constants. Assume int is 4 bytes. Suppose this program is run on a machine with 4KB page size and 32 TLB entries. Init

What are the various file operations? The six basic file operations are Creating a file Reading a file Writing a file Repositioning within a file Tr