marcoraz@dell-Inspiron-N5050:~$ sudo apt update
Hit:1 http://archive.canonical.com/ubuntu zesty InRelease                      
Ign:2 http://dl.google.com/linux/chrome/deb stable InRelease                   
Get:3 http://security.ubuntu.com/ubuntu zesty-security InRelease [89.2 kB]     
Hit:4 http://in.archive.ubuntu.com/ubuntu zesty InRelease                      
Hit:5 http://dl.google.com/linux/chrome/deb stable Release                     
Hit:6 http://ppa.launchpad.net/libreoffice/ppa/ubuntu zesty InRelease          
Get:7 http://in.archive.ubuntu.com/ubuntu zesty-updates InRelease [89.2 kB]    
Hit:9 http://ppa.launchpad.net/nilarimogard/webupd8/ubuntu zesty InRelease     
Ign:10 http://download.videolan.org/pub/debian/stable  InRelease               
Hit:11 https://deb.opera.com/opera-stable stable InRelease                     
Hit:12 http://ppa.launchpad.net/qbittorrent-team/qbittorrent-stable/ubuntu zesty InRelease
Hit:13 http://download.videolan.org/pub/debian/stable  Release                 
Hit:15 http://in.archive.ubuntu.com/ubuntu zesty-backports InRelease           
Hit:16 http://ppa.launchpad.net/ubuntu-mate-dev/welcome/ubuntu zesty InRelease
Fetched 178 kB in 2s (81.7 kB/s)
Reading package lists... Done
Building dependency tree       
Reading state information... Done
All packages are up to date.