RHCSA Software Package Management Flashcards

Which command displays detailed information about an installed RPM package including its description and install date?

Answer: rpm -qi

rpm -qi shows package info (name, version, description, install date); -ql lists files, -qd lists docs, -qR lists dependencies.

A DNF module stream is enabled but you want to switch to a different stream. What must you do first?

Answer: dnf module reset

You must run 'dnf module reset ' to clear the active stream before enabling a different one.

Which file would you examine to see the history of all DNF transactions on a system?

Answer: /var/log/dnf.log

/var/log/dnf.log records all DNF transactions; the history database is in /var/lib/dnf/ but the human-readable log is /var/log/dnf.log.

How do you list only the packages that are available as updates but NOT install them?

Answer: dnf check-update

'dnf check-update' lists packages with available updates without installing them; it exits with code 100 if updates exist.

An administrator runs 'rpm -V httpd' and sees 'S.5....T. /etc/httpd/conf/httpd.conf'. What does the '5' indicate?

Answer: MD5 checksum differs from the package

In rpm -V output, '5' means the MD5 checksum (digest) of the file differs from what the package recorded at install time.

Which DNF command is used to find which installed package provides the file /usr/bin/python3?

Answer: dnf provides /usr/bin/python3

'dnf provides ' identifies which package owns or provides a specific file path or capability.

What is the effect of running 'dnf install @Base' on a RHEL system?

Answer: Installs the Base environment group of packages

The @ prefix indicates an environment group; 'dnf install @Base' installs the Base environment group as defined in the repository metadata.