To view package information, you can use the command apt-cache show followed by the package name:
apt-cache show package_name
For example, to display the cmatrix package information, you can run:
root@ubuntu-linux:~# apt-cache show cmatrix
Package: cmatrix
Architecture: amd64
Version: 1.2a-5build3
Priority: optional
Section: universe/misc
Origin: Ubuntu
Maintainer: Ubuntu Developers <[email protected]>
Original-Maintainer: Diego Fernández Durán <[email protected]>
Bugs: https://bugs.launchpad.net/ubuntu/+filebug
Installed-Size: 48
Depends: libc6 (>= 2.4), libncurses5 (>= 6), libtinfo5 (>= 6)
Recommends: kbd
Suggests: cmatrix-xfont
Filename: pool/universe/c/cmatrix/cmatrix_1.2a-5build3_amd64.deb
Size: 16084
MD5sum: 8dad2a99d74b63cce6eeff0046f0ac91
SHA1: 3da3a0ec97807e6f53de7653e4e9f47fd96521c2
SHA256: cd50212101bfd71479af41e7afc47ea822c075ddb1ceed83895f8eaa1b79ce5d Homepage: http://www.asty.org/cmatrix/
Description...