Question : Which of the following problems is NOT directly associated with single-level directories?
Solution :
Correct Answer : Path traversal complexity
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Question : Which scenario best justifies the use of a single-level directory?
Solution :
Correct Answer : Small system with limited number of files
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Question : Why does file searching become inefficient in a single-level directory when the number of files increases?
Solution :
Correct Answer : All files are stored in one directory without categorization
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Question : Which of the following is the major limitation of a single-level directory in a multi-user system?
Solution :
Correct Answer : Naming conflicts among users
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Question : In a single-level directory structure, which of the following is a mandatory constraint?
Solution :
Correct Answer : Each file must have a unique name
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Question : Why is searching faster in a two-level directory compared to a single-level directory?
Solution :
Correct Answer : Only one user’s directory needs to be searched
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Question : Which of the following is a major disadvantage of a two-level directory?
Solution :
Correct Answer : Lack of file sharing between users
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Question : In a two-level directory system, the pathname of a file is typically:
Solution :
Correct Answer : /user-name/file-name
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Question : Which of the following is NOT a feature of a two-level directory system?
Solution :
Correct Answer : Ability to create subdirectories inside UFD
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Question : In a two-level directory structure, the Master File Directory (MFD) primarily stores:
Solution :
Correct Answer : Entries of user directories
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Question : Which of the following correctly describes access control in a tree-structured directory?
Solution :
Correct Answer : Permissions like read, write, execute are assigned to users
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Question : In a tree-structured directory, the current working directory (CWD) is used to:
Solution :
Correct Answer : Define relative paths
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Question : Which limitation still exists in a tree-structured directory system?
Solution :
Correct Answer : Difficulty in sharing files across directories
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Question : Which feature of tree-structured directories improves search efficiency?
Solution :
Correct Answer : Hierarchical grouping of files
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Question : In a tree-structured directory, which of the following best describes an absolute path?
Solution :
Correct Answer : Path starting from root directory
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Question : Which statement best differentiates acyclic graph directories from tree-structured directories?
Solution :
Correct Answer : Acyclic allows multiple paths to same file, tree does not
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Question : Which of the following problems is associated with acyclic-graph directory structures?
Solution :
Correct Answer : Multiple path names (aliasing problem)
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Question : In case of a hard link in an acyclic graph directory, when is the actual file deleted?
Solution :
Correct Answer : When all references (links) are removed
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Question : What is the primary reason for restricting cycles in an acyclic-graph directory?
Solution :
Correct Answer : To prevent infinite traversal loops
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Question : In an acyclic-graph directory structure, which of the following statements is correct?
Solution :
Correct Answer : A file can have multiple parent directories through links
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