How to use apt to manage software packages

## To list installed packages sudo apt list --installed ## To install with confirmation prompt sudo apt install packagename## To install without confirmation promptsudo apt install -y packagename## To uninstall with confirmation prompt sudo apt remove packagename## To uninstall without confirmation prompt sudo apt remove -y packagename ## Where are your apt repository sources configuration stored ## see repositories listed in /etc/apt/sources.list ## and those in *.list in /etc/apt/sources.list.d/ grep -v ^# /etc/apt/sources.list | grep -v ^$ (command output - for my machine) deb http://sg.archive.ubuntu.com/ubuntu/ focal main restricted deb http://sg.archive.ubuntu.com/ubuntu/ focal-updates main restricted deb http://sg.archive.ubuntu.com/ubuntu/ focal universe deb http://sg.archive.ubuntu.com/ubuntu/ focal-updates universe deb http://sg.archive.ubuntu.com/ubuntu/ focal multiverse deb http://sg.archive.ubuntu.com/ubuntu/ focal-updates multiverse deb http://sg.archive.ubuntu.com/ubuntu/ focal-backports main restricted universe multiverse deb http://security.ubuntu.com/ubuntu focal-security main restricted deb http://security.ubuntu.com/ubuntu focal-security universe deb http://security.ubuntu.com/ubuntu focal-security multiverse deb https://download.sublimetext.com/ apt/stable/ ls -l /etc/apt/sources.list.d total 8 -rw-r--r-- 1 root root 94 Sep 10 10:48 mongodb-org-5.0.list -rw-r--r-- 1 root root 495 Sep 8 22:59 mysql.list ## show information about a specific package sudo apt show package_name ## for example, sudo apt show mysql-workbench-community (command output) Package: mysql-workbench-community Version: 8.0.26-1ubuntu20.04 Priority: extra Section: utils Maintainer: MySQL Release Engineering <mysql-build@oss.oracle.com> Installed-Size: 154 MB Depends: libatk1.0-0 (>= 1.12.4), libatkmm-1.6-1v5 (>= 2.24.0), libc6 (>= 2.29), libcairo2 (>= 1.15.12), libgcc-s1 (>= 4.2), libgdk-pixbuf2.0-0 (>= 2.22.0), libglib2.0-0 (>= 2.45.4), libglibmm-2.4-1v5 (>= 2.54.0), libglx0, libgssapi-krb5-2 (>= 1.17), libgtk-3-0 (>= 3.21.5), libgtk2.0-0 (>= 2.8.0), libgtkmm-3.0-1v5 (>= 3.24.0), libmysqlclient21 (>= 8.0.11), libopengl0, libpango-1.0-0 (>= 1.18.0), libpangocairo-1.0-0 (>= 1.14.0), libpcre3, libpcrecpp0v5 (>= 7.7), libpng16-16 (>= 1.6.2-1), libproj15 (>= 6.3.0), libpython3.8 (>= 3.8.2), libsecret-1-0 (>= 0.7), libsigc++-2.0-0v5 (>= 2.8.0), libsqlite3-0 (>= 3.6.0), libssh-4 (>= 0.8.0), libssl1.1 (>= 1.1.1), libstdc++6 (>= 9), libtinfo6 (>= 6), libuuid1 (>= 2.16), libx11-6, libxml2 (>= 2.7.4), libzip5 (>= 0.10), libzstd1 (>= 1.3.2), zlib1g (>= 1:1.2.2) Suggests: gnome-keyring, libproj-dev Replaces: mysql-workbench, mysql-workbench-data, mysql-workbench-gpl, mysql-workbench-oss Homepage: http://dev.mysql.com/workbench/ Download-Size: 28.2 MB APT-Manual-Installed: yes APT-Sources: http://repo.mysql.com/apt/ubuntu focal/mysql-tools amd64 Packages Description: MySQL Workbench MySQL Workbench is development, administration and data modeling tool for MySQL. Besides editing and running SQL queries and scripts, it supports the design of MySQL databases through a EER diagram, which is then used to generate SQL scripts. Workbench also supports migration from many RDBMS