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Determining the time quantum for a job is a critical task.
Given the assumptions that the average switching time between processes is s, and the average amount of time an I/O bound process uses before generating an I/O request is t (t >> s). Discuss the effect of each of the following quantum settings denoted by q.
a) q = infinity b) q is slightly greater than zero c) q = s d) s < q < t e) q = t f) q > t
What are the advantages of Contiguous allocation? The advantages are a. Supports direct access b. Supports sequential access c. Number of disk seeks is minimal.
simulate hole allocating ahogrithm
what is internal fragmentation?
Q. We have an OS (operating system) for a machine that uses base and limit registers however we have modified the machine to provide a page table. Can the page tables be set up to
When a computer is started on, the program that executed first is named the ''operating system.'' It controls pretty much all applications in the computer. This adds who logs in, h
What are threads? A thread - sometimes called as an implementation context or a lightweight process - is a single sequential flow of control within a program. We use threads
Ask question #Minimum 100 difference between bounded and unbounded buffer words accepted#
What is external fragmentation? As process are removed from and loaded to the memory free memory space is bracken into pieces .external fragmentation take place when enough mem
Unix process API The two most important function calls to use when programming with several processes are fork and exec: fork() creates a copy of current process. It gives
how does it works
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