bzip2 software package provides high-quality block-sorting file compressor - utilities, you can install in your Ubuntu 12.04 LTS (Precise Pangolin) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install bzip2
bzip2 is installed in your system.
Make ensure the bzip2 package were installed using the commands given below,
$ sudo dpkg-query -l | grep bzip2 *
You will get with bzip2 package name, version, architecture and description in a table
| Distro | Ubuntu 12 04 lts precise pangolin |
| Section | Utilities |
| Package | bzip2 |
| Version | 1.0.6-1 |
| Description | high-quality block-sorting file compressor - utilities |
| Sub Section | Utils |