TestOut Linux Pro Practice Test

What command would allow you to upgrade a package in Linux?

1. rpm -e

2. rpm -U

3. rpm -Uv

4. dnf upgrade

The correct answer is: rpm -Uv

Upgrading a package in Linux can be accomplished effectively using the command that incorporates the `-U` option, which stands for "upgrade". This option is used with the `rpm` command to upgrade a package to a newer version. The `-U` flag will uninstall the older version of the package and install the new version simultaneously if it's already installed, or it will simply install the new version if it isn't. While the `-Uv` option, which might imply verbose mode during the upgrade process, is a valid command structure, it is unnecessary for the basic upgrade function. The `-U` option alone is sufficient for just upgrading. Therefore, the command that facilitates the upgrade of a package is indeed those that use the essential `-U` flag, either with or without additional parameters like verbose. Additionally, using the `dnf upgrade` command is also correct for upgrades in systems utilizing RPM package management but applies specifically within systems that use DNF as a package manager, often found in Fedora and Red Hat-based distributions. This command achieves the same goal but through a different package management interface compared to RPM. In summary, the correct method for upgrading a package directly using the RPM tool is through the use of the command `rpm