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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.
Ask question #Minimuexplain the programable clock modes in a computer system m 100 words accepted#
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explain simple segmentation
Explain Swapping Swapping is a method of temporarily removing inactive programs from the memory of computer system.
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
Problem: a) The CPU can access 2 storage devices directly. What are these 2 storage devices? b) Define 2 key issues involved in memory management. c) How do processes sha
Explain in detail about ipc in linux
Define Program preemption The Forced de-allocation of the CPU from a program which is executing on the CPU is known as Program preemption
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