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What are Tree-structured directories
We can generalize the directory structure to a tree of arbitrary height. This permits the user to create their own sub directories and to classify their files accordingly. The tree has a root directory. Each file in the system has a unique path name. A path name is the path from the root, by all the subdirectories, to a specified file.
how do semaphores help us in eliminating deadlock conditions?
Objective - Tiny Shell (tish) In this exercise you will write a small shell program to run different programs in foreground and background mode. Background Usually when
Before proceeding with its execution, every process must obtain all the resources it needs is called Hold and wait
In fixed portioning scheme, what are the advantages of using unequal- size partitions? With unequal-size partitions there are two probable ways to assign process to partitions.
Do you have writers that can use the software AIMMS version 3.9?
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 space it occupies should be ret
Q. Presume that a distributed system is susceptible to server failure. What mechanisms would be needed to guarantee the exactly once semantics for execution of RPCs? Ans
RESOURCE ALLOCATION GRAPH When a process Pi wishes an instance of resource type Rj, a request edge is inserted in the resource allocation graph. When this request is able to be
Indexed allocation Indexed allocation bringing all the pointers together into one location: the index block. Every file has its own index block, which is an array of disk-block
A Unix shell is a shell or command-line interpreter that gives a traditional user interface for the Unix-likesystems and for Unix operating system. Users operates the operation of
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