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discuss the different techniques with which a file can be shared among different usersseveral popular techniques with that a file can be shared among
explain concurrent sharingconcurrent sharing some number of programs may share a file concurrently while this is the case this is essential to ignore
explain sequential sharingsequential sharing in this technique of sharing a file can be shared through only one program at a time it is file accesses
what is the advantage of buffering is buffering always effective justify your answer with help of an exampleio buffer one type of input-output
what is an io buffer io bufferone type of input-output requirement arises from devices which have a very high character density as disks and tapes
list out the main requirements between page replacement policies which should be satisfied by a page replacement policy the major requirements that
explain the different page replacement policiesvarious page replacement algorithms are briefly explained below1 first-in first-outfifo page
list the steps needed to perform page replacementthe steps required to perform page replacement are1 find out which page is to be removed from the
discuss two main approaches to reuse free memory area in a heaptwo major approaches to reuse free memory area in a heap arefirst-fit allocate the
discuss two main approaches to identify free memory area in a heaptwo popular systems to identify free memory areas as a result of allocation and
what are the properties which a data item should possess to implement a critical section the critical section problem solution should satisfy the
explain how a critical section avoids race conditionto prevent race condition concurrent processes should be synchronizeddata consistency needs that
what is race conditionrace condition the circumstances where several processes access - and manipulate shared data-concurrently the last value of the
a system contains 10 units of resource class ru the resource requirements of three user processes p1 p2 and p3 are as
explain deadlock in operating system deadlock all process in a set of processes is waiting for an event which only a process in the set can
explain the fork-joinfork-join it is primitives in a programming language of higher level for implementing interacting processes the syntax is as
explain real time operating systemreal time operating systema real-time operating system has suitably-defined fixed time constraints processing
explain the action of an interrupt processing routineaction of an interrupt processing routine is as follows1 save contents of registers of cpu this
what are the facilities of a debug monitorthe facilities of a debug monitor are given belowa setting breakpoints into the programb initiating a debug
explain overlay structured program a program having overlays is termed as overlay structured program here an overlay is a part of program that has
explain lexical substitution during macro expansion lexical substitution is used to produce an assembly statement from a model statement model
explain pure and impure interpretersin a pure interpreter the source program is retained into the source form all throughout its interpretation these
explain elimination of common sub expression during code optimizationan optimizing transformation is a regulation for rewriting a segment of a
designed developed tested and documented the demo created for npblox frameworknpblox framework is a framework which enabled developers to create
discuss its advantages over the other evaluation techniquesthe expression tree is determined by using a post-order traversal of the expression tree