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Explain the role of the File Descriptor (an integer) in Unix-like systems. Describe the typical relationship between the file descriptor table, the open file table, and the inode.
List 5 essential pieces of file metadata (excluding the file name) typically stored in a Unix inode. Explain the role of the indirect blocks...
Explain the concept of File Consistency Semantics (e.g., Unix semantics). Describe the challenge of maintaining consistency across a distrib...
Describe the main characteristic and use case of a Clustered File System (e.g., Google File System). What primary problem does it solve rega...
Compare Sequential Access and Direct Access methods for files. For each method, identify a common use case (e.g., text editor, database) whe...
Describe the structure and purpose of a Tree-Structured Directory. Explain how an absolute path name is resolved and the benefit of using cu...
Compare and contrast Contiguous Allocation and Linked Allocation methods for disk space. Specify the primary issues (fragmentation, seeking)...
Compare RAID Level 0 and RAID Level 1 in terms of performance (read/write speed) and fault tolerance. Specify the minimum number of disks re...
Compare the Bit Vector and Linked List methods for managing free disk space. Detail one scenario where each method would be more memory or t...
Explain the concept of a Journaling File System (e.g., NTFS, ext4). Describe the primary benefit (in 1-2 sentences) this mechanism provides ...
Describe the core idea of a Log-Structured File System (LFS). Explain its primary advantage in terms of write performance, especially on fla...
Compare and contrast Hard Links and Soft Links (Symbolic Links) in Unix file systems. Explain the technical difference in how each reference...
Given the following disk requests (98, 183, 37, 122, 14, 124, 65, 67) and the head starting at 53, calculate the total head movement using t...