Learn how to use the powerful find command in Linux to search for executable files, such as “foo”, even when they are located in directories not included in the $PATH environment variable. Discover the correct syntax and options to efficiently locate files based on name, type, and permissions.
Table of Contents
Question
Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?
A. apropos
B. which
C. find
D. query
E. whereis
Answer
C. find
Explanation
The find command is used to search for files and directories in a specified location, regardless of whether the directory is included in the $PATH environment variable. It allows searching based on various criteria such as name, type, size, and permissions.
For example, to search for the executable file “foo” in the entire filesystem, you can use:
find / -name foo -type f -executable
This command searches recursively from the root directory (/), looking for a file (-type f) named “foo” that has the executable permission (-executable).
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