What means the symbol "!" in the output of pkg_version?
(Отметьте один правильный вариант ответа.)
Варианты ответа
There are multiple versions of a particular software package listed in the index file
The installed version of the package is current
The installed package exists in the index but for some reason, pkg_version was unable to compare the version number of the installed package with the corresponding entry in the index(Верный ответ)
The installed package does not appear in the index. This could be due to an out of date index or a package that has not yet been committed
