Compresses the archive further

Verifies the archive for errors

Extracts files from the archive

Displays verbose output, showing each file added to the archive

Extracts the contents of the archive

Lists the contents of the archive

Deletes the archive

Compresses the archive

apt-get search "package-name"

apt search "package-name"

apt find "package-name"

dpkg -l "package-name"

apt build "package_dir"

apt-get build "package_dir"

rpm -deb "package_dir"

dpkg-deb --build "package_dir"

750

770

740

640

chown -l project.txt

chown user:group project.txt

chmod project.txt

ls -l project.txt

chown dev:developers data.txt && chmod 600 data.txt

chown dev data.txt && chmod 600 data.txt

chown dev:developers data.txt && chmod 660 data.txt

chmod dev:developers data.txt && chmod 644 data.txt

chmod 644 report.doc

Both A and C

chmod u=rw,g=r,o=r report.doc

chmod u=rw,go=r report.doc

Grants read and write permissions to developers

Only changes the owner of /project to developers

Deletes files not owned by developers

Only changes the group ownership of /project to developers

To prevent file deletion by anyone except the file owner or root

To allow all users to modify each other's files

To grant full permissions to all group members

To restrict access to only the directory owner