The operating system _______ the links when traversing directory trees, to preserve the acyclic structure of the system.

A. Considers
B. Ignores
C. Deletes
D. None of the mentioned

An absolute path name begins at the _____________

A. Leaf
B. Stem
C. Current directory
D. Root

A relative path name begins at the _____________

A. Leaf
B. Stem
C. Current directory
D. Root

In a tree structure, when deleting a directory that is not empty?

A. The contents of the directory are safe
B. The contents of the directory are also deleted
C. Contents of the directory are not deleted
D. None of the mentioned

When two users keep a subdirectory in their own directories, the structure being referred to is _____________

A. Tree structure
B. Cyclic graph directory structure
C. Two level directory structure
D. Acyclic graph directory

A tree structure ______ the sharing of files and directories.

A. Allows
B. May restrict
C. Restricts
D. None of the mentioned

With a shared file _____________

A. Actual file exists
B. There are two copies of the file
C. The changes made by one person are not reflected to the other
D. The changes made by one person are reflected to the other

In UNIX, what is a link?

A. A directory entry
B. A pointer to another file or subdirectory
C. Implemented as an absolute or relative path name
D. All of the mentioned

The deletion of a link ________ the original file.

A. Deletes
B. Affects
C. Does not affect
D. None of the mentioned

When keeping a list of all the links/references to a file, and the list is empty, implies that _____________

A. The file has no copies
B. The file is deleted
C. The file is hidden
D. None of the mentioned