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what is file abstraction?
What is an acyclic graph? A tree that has been corrupted by links to other branches, but does not have any cyclic paths in it.
What are race conditions? Race conditions are problems that take place due to the sharing of the same file by several processes. In such a case none of the processes is able to
How the Nested Macro calls are expanded LIFO (Last in First out)
What is the main advantage of multiprogramming? Multiprogramming makes efficient use of the CPU by overlapping the demands for the CPU and its I/O devices from various users. I
What is a path name? A pathname is the path from the root by all subdirectories to a specified file. In a two-level directory structure a user name and a file name explain a pa
What is the purpose of system calls? System calls permit user-level processes to request services of the operating system.
about error detection in operating system and how does it take place?
Q. Is there any way to execute truly stable storage? Describe your answer. Answer: Truly steady storage would never lose data. The fundamental technique for steady storage is
What are the advantages of Indexed allocation? The benefits are a. No external-fragmentation problem b. Solves the size-declaration problems. c. Supports direct access
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