20 Questions
What is necessary for a file system to be accessed?
Mounting the file system
What is the main purpose of a mount point?
To assign a location for a file system
What is the benefit of using a protection scheme in a multi-user system?
It restricts access to files based on user identities
What is the purpose of a distributed file system?
To allow file sharing across a network
What is a potential failure mode of a remote file system?
All of the above
What is the purpose of consistency semantics in a file system?
To specify how multiple users access a shared file simultaneously
What is the purpose of access control in a file system?
To restrict access to files based on user identities
What is the purpose of a group in a multi-user system?
To allow users to be grouped together for permission purposes
What is the purpose of a cycle detection algorithm in a file system?
To detect and prevent cycles in the file system
What is the purpose of garbage collection in a file system?
To delete unnecessary files from the system
What is the purpose of file attributes?
To store additional metadata about the file
What is the primary function of the open-file table?
To track open files and manage file pointers
What is the purpose of file locking?
To prevent multiple processes from accessing a file concurrently
What is the primary difference between a single-level directory and a two-level directory?
Single-level directories have a single directory for all users, while two-level directories have separate directories for each user
What is the primary advantage of a tree-structured directory?
Efficient searching and grouping capability
What is the primary disadvantage of an acyclic-graph directory?
It can lead to aliasing and dangling pointers
What is the primary purpose of a file system?
To manage and organize files on a storage device
What is the main difference between a file and a directory?
A file is used for storage, while a directory is used for organization
What is the primary advantage of using a general graph directory?
Flexibility and versatility in directory structure
What is the primary purpose of file permissions?
To control access to files and directories
Understand the concepts of file system mounting, including the need to mount a file system before accessing it and the role of mount points in operating systems.
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