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q present an algorithm for reconstructing a logical ring after a process in the ring failsanswer typically distributed systems utilize a coordinator
q to build a vigorous distributed system you must know what kinds of failures can occura list three possible kinds of failure in a distributed
q process migration in a heterogeneous network is typically impossible given the differences in architectures and operating systems explain a method
you have been tasked with the job of designing the new network layout for r2is new locationr2i has a fractional t1 line that enters the premises at
what is bankers algorithm bankers algorithm is a deadlock avoidance algorithm that is applicable to a resource-allocation system with multiple
define deadlock avoidance an alternative method for avoiding deadlocks is to needs additional information about how resources are to be requested
define deadlock preventiondeadlock prevention is a set of methods for ensuring that at least one of the four essential conditions like mutual
the 5z company is selling pens to the local market it is planning to maximize sales and profit by analyzing few conditions using the break-even
do ratio analysis by comparing the four companies financial statements analysis and interpretation on the four-basic group refer to attachment
the primary financial objective of corporation is usually taken to be the maximization of shareholder wealthdiscuss- i ways in which the shareholder
q what are two dreadful problems that designers should solve to implement a network-transparent systemanswer one such issue is making all the
q what are the advantages as well as disadvantages of using circuit switching for what types of applications is circuit switching a viable strategy
q discuss the advantages as well as disadvantages of caching name translations for computers located in remote domainsanswer there is a performance
q why would it be an awful idea for gateways to pass broadcast packets between networks what would be the merite of doing soanswer all broadcasts
q in what circumstances is a token-passing network more effectual than an ethernet networkanswer a token ring is extremely effective under high
q most wans utilize only a partially connected topology why is this subsequentlyanswer cost a completely connected network requires a link between
q capability lists are typically kept within the address space of the user how does the system make sure that the user cannot modify the contents of
q why is it complicated to protect a system in which users are allowed to do their own ioanswer in earlier chapters we identified a distinction among
q if each the access rights to an object are deleted the object can no longer be accessed at this stage the object should also be deleted and the
q consider a calculating environment where a process is given the privilege of accessing object only n times suggest a scheme for implementing this
q consider a calculating environment where a unique number is associated with each process and each object in the system suppose that we permit a
q what protection problems may occur if a shared stack is used for parameter passinganswer the contents of the stack could be conciliation by other
q the rc 4000 system as well as other systems have defined a tree of processes called a process tree such that all the descendants of a process are
q in a ring-protection system the level 0 has the greatest access to objects and level n greater than zero has fewer access rights the access rights
q a burroughs b7000b6000 mcp file is able to be tagged as sensitive data when such a file is removed its storage area is overwritten by some random