Ch 9

Question 1

Key Options in .repo files: [label]

Answer 1

contains the label used as an identifier in the repository file

Question 2

Key Options in .repo files: name=

Answer 2

Mandatory option that specifies the name of the repository

Question 3

Key Options in .repo files: mirrorlist=

Answer 3

Optional parameter that refers to a URL where information about mirror servers for this server can be obtained. Typically used for big online repositories only

Question 4

Key Options in .repo files: baseurl=

Answer 4

Mandatory option that refers to the base URL where the RPM packages are found

Question 5

Key Options in .repo files= gpgcheck=

Answer 5

Set to 1 if a GNU privacy guard (GPG) integrity check needs to be performed on the packages. IF set to 1, a GPG key is required

Question 6

Key Options in .repo files: gpgkey=

Answer 6

Specifies the location of the GPG key that is used to check package integrity

Question 7

dnf tasks: search

Answer 7

Search packages for a string that occurs in the package name or summary

Question 8

dnf tasks: search all

Answer 8

Search packages for a string that occurs in the package name, summary or description

Question 9

dnf tasks: [what]provides*/name

Answer 9

Perform a deep search in the package to look for specific files within the package

Question 10

dnf tasks: info

Answer 10

Provice more information about the package

Question 11

dnf tasks: install

Answer 11

install the package

Question 12

dnf tasks: remove

Answer 12

remove the package

Question 13

dnf tasks: list [all] |installed|

Answer 13

list all or installed packages

Question 14

dnf tasks: group list

Answer 14

list package groups

Question 15

dnf tasks: group install

Answer 15

install all packages from a group

Question 16

dnf tasks: update

Answer 16

update packages specified

Question 17

dnf tasks: clean all

Answer 17

remove all stored metadata

Question 18

Module Terminology: RPM

Answer 18

The default package format. Contains files, as well as metadata that describes how to install the files. Optionally may contain pre and post installation scripts as well

Question 19

Module Terminology: Module

Answer 19

A delivery mechanism to install RPM packages. In a module, different versions and profiles can be provided

Question 20

Module Terminology: Application Stream

Answer 20

a specific version of the module

Question 21

Module Terminology: Profile

Answer 21

A collection of packages that are installed together for a particular use case

Question 22

RPM Query Commands: rpm -qf

Answer 22

Uses a filename as its argument to find the specific RPM package a file belongs to

Question 23

RPM Query Commands: rpm -ql

Answer 23

Uses the RPM database to provide a list of files in the RPM package

Question 24

RPM Query Commands: rpm -qi

Answer 24

Uses the RPM database to provide package information (equivalent to yum info)

Question 25

RPM Query Commands: rpm -qd

Answer 25

Uses the RPM database to show all documentation that is available in the package

Question 26

RPM Query Commands: rpm -qc

Answer 26

Uses the RPM database to show all configuration files that are available in the package

Question 27

RPM Query Commands: rpm -q --scripts

Answer 27

Uses the RPM database to show scripts that are used in the package. This is particularly useful if combined with the -p option

Question 28

RPM Query Commands: rpm -qp

Answer 28

The -p option is used with all the previously listed options to query individual RPM package files instead of the RPM package database. Using this option before installation helps you find out what is actually in the package before it is installed

Question 29

rpm -qR

Answer 29

Shows dependencies for a specific package

Question 30

rpm -V

Answer 30

Shows which parts of a specific package have been changed since installation.

Question 31

rpm -Va

Answer 31

Verifies all installed packages and shows which parts of the package have been changed since installation. This is an easy and convenient way to do a package integrity check

Question 32

rpm -qa

Answer 32

Lists all packages that are installed on the server