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What are files and explain the access methods for files? File definition Attributes, operations and types Direct access Sequential access with diagram Other access
Buddy system of memory allocation Free memory is used to maintain in linked lists, each of similar sized blocks. Every block is of size 2^k. When some memory is needed by a th
EXPLAIN THE SCAN SHUDDULING WITH DIAGRAM
Q. Explain the File-system manipulation? File-system manipulation there is several details in file allocation, creation, deletion and naming that users should not have to perfo
Give an overview of UNIX based file systems. UNIX and UNIX-like operating systems allocate a device name to each device, other than this isn't how the files on that device are
What is the benefits OS co-operating process? Information sharing. Computation speeds up. Modularity. Convenience.
TII stands for The abbreviation of TII is Table of incomplete instructions.
Under what circumstances would a user be better off using a time-sharing system, rather than a personal computer or single-user workstation? When there are some other users, th
Define System Call A system call is a request that is made by any program to the operating system for carrying out tasks - picked from a predefined set - which the said program
How can an index file be used to speed up the access in direct-access files? Have an index in memory; the index gives the key and the disk location of its corresponding record.
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