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Briefly explain about file system implementation?
Several on-disk and in-memory structures are used to execute a file system. On disk, the file system may have information about how to boot an operating system kept there, the total number of blocks, the number and the location of free blocks, the directory structure, and individual files.
KERNEL-LEVEL THREADS (KLT) In this level every thread management is done by kernel .No thread library except an API system calls to the kernel thread facility exists. The kern
Define where a Program generation activity aims Program generation activity aims at Automatic generation of program
CONTROL PROGRAMS Control Programs are those programs which control & maintain the operation of computer. They provide basic facilities. Control program are further divided into
what is MFD
shell script that accepts two directory names as arguments and delete those file in the second directory that are identical to the file in the first
In a multiprogramming and time-sharing environment, several users share the system simultaneously. This situation can result in various security problems. a
(a) Describe services of operating systems. (b) Differentiate among the short term, medium term and long term scheduling that are given by multi-tasking operating systems.
Q. What are the three main activities of an operating system in regard to memory management? Answer: a. Keep follows of which parts of memory are currently being used and
When the Page fault frequency in an operating system is reduced Locality of reference is appropriate to the process
Determine the syntax of the assembler directive EQU The following is syntax of the assembler directive EQU: EQU
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