OPERATING SYSTEMS FOR COMPUTERS
COMPUTER OPERATING SYSTEMS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Hierarchical Directory Structure
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Booting
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Finder
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Decryption
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Cache
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Detailed explanation-1: -Directories are arranged hierarchically, in a structure that resembles an upside down tree, with root directory at the top and the branches at the bottom. The root is the first directory for the file system at the peak of the tree and is designated by a slash (/).
Detailed explanation-2: -Inverted trees are the data structures used to represent hierarchical file structures. In this case, the leaves are files and the other elements above the leaves are directories. A binary tree is a special type of inverted tree in which each element has only two branches below it.
Detailed explanation-3: -Tree-structured directory The directory is structured in the form of a tree. It also has a root directory, and every file in the system has a unique path. A directory within a tree-structured directory may contain files or subdirectories. Special system calls are used to create or remove directories.
Detailed explanation-4: -The first fully general hierarchical file system was that of Multics (late 1960s). Around 1980 a very similar directory structure was included by Microsoft in its Disk Operating System (DOS).