karin@karin-Lenovo-G50-70 ~ $ sudo apt-get install openjdk-8-jdk-headless
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  cabextract gstreamer0.10-ffmpeg libhal1-flash libmspack0 libunshield0
  python-wicd unshield xplayer-plugins-extra
Use 'sudo apt autoremove' to remove them.
Suggested packages:
  openjdk-8-demo openjdk-8-source
The following NEW packages will be installed:
  openjdk-8-jdk-headless
0 upgraded, 1 newly installed, 0 to remove and 11 not upgraded.
Need to get 8 188 kB of archives.
After this operation, 39,3 MB of additional disk space will be used.
Get:1 http://archive.ubuntu.com/ubuntu xenial-updates/main amd64 openjdk-8-jdk-headless amd64 8u131-b11-2ubuntu1.16.04.3 [8 188 kB]
Fetched 8 188 kB in 1s (4 240 kB/s)
Selecting previously unselected package openjdk-8-jdk-headless:amd64.
(Reading database ... 206581 files and directories currently installed.)
Preparing to unpack .../openjdk-8-jdk-headless_8u131-b11-2ubuntu1.16.04.3_amd64.deb ...
Unpacking openjdk-8-jdk-headless:amd64 (8u131-b11-2ubuntu1.16.04.3) ...
Setting up openjdk-8-jdk-headless:amd64 (8u131-b11-2ubuntu1.16.04.3) ...
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/idlj to provide /usr/bin/idlj (idlj) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jdeps to provide /usr/bin/jdeps (jdeps) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/wsimport to provide /usr/bin/wsimport (wsimport) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jinfo to provide /usr/bin/jinfo (jinfo) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jsadebugd to provide /usr/bin/jsadebugd (jsadebugd) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/native2ascii to provide /usr/bin/native2ascii (native2ascii) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jstat to provide /usr/bin/jstat (jstat) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/javac to provide /usr/bin/javac (javac) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/javah to provide /usr/bin/javah (javah) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jstack to provide /usr/bin/jstack (jstack) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jrunscript to provide /usr/bin/jrunscript (jrunscript) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/javadoc to provide /usr/bin/javadoc (javadoc) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/javap to provide /usr/bin/javap (javap) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jar to provide /usr/bin/jar (jar) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/xjc to provide /usr/bin/xjc (xjc) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/schemagen to provide /usr/bin/schemagen (schemagen) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jps to provide /usr/bin/jps (jps) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/extcheck to provide /usr/bin/extcheck (extcheck) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jarsigner to provide /usr/bin/jarsigner (jarsigner) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/rmic to provide /usr/bin/rmic (rmic) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jstatd to provide /usr/bin/jstatd (jstatd) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jhat to provide /usr/bin/jhat (jhat) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jdb to provide /usr/bin/jdb (jdb) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/serialver to provide /usr/bin/serialver (serialver) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/wsgen to provide /usr/bin/wsgen (wsgen) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jcmd to provide /usr/bin/jcmd (jcmd) in auto mode
update-alternatives: using /usr/lib/jvm/java-8-openjdk-amd64/bin/jmap to provide /usr/bin/jmap (jmap) in auto mode
karin@karin-Lenovo-G50-70 ~ $ java -version
openjdk version "1.8.0_131"
OpenJDK Runtime Environment (build 1.8.0_131-8u131-b11-2ubuntu1.16.04.3-b11)
OpenJDK 64-Bit Server VM (build 25.131-b11, mixed mode)
karin@karin-Lenovo-G50-70 ~ $ sudo addgroup botuser
Adding group `botuser' (GID 1001) ...
Done.
karin@karin-Lenovo-G50-70 ~ $ sudo adduser botuser --ingroup botuser
Adding user `botuser' ...
Adding new user `botuser' (1001) with group `botuser' ...
Creating home directory `/home/botuser' ...
Copying files from `/etc/skel' ...
Enter new UNIX password:
Retype new UNIX password:
passwd: password updated successfully
Changing the user information for botuser
Enter the new value, or press ENTER for the default
	Full Name []: Gisuli
	Room Number []:
	Work Phone []:
	Home Phone []:
	Other []:
Is the information correct? [Y/n] n
Changing the user information for botuser
Enter the new value, or press ENTER for the default
	Full Name [Gisuli]:
	Room Number []:
	Work Phone []:
	Home Phone []:
	Other []:
Is the information correct? [Y/n] y
karin@karin-Lenovo-G50-70 ~ $ sudo su - botuser
botuser@karin-Lenovo-G50-70 ~ $ cd /home/botuser
botuser@karin-Lenovo-G50-70 ~ $ sudo apt-get install wget
[sudo] password for botuser:
Sorry, user botuser is not allowed to execute '/usr/bin/apt-get install wget' as root on karin-Lenovo-G50-70.
botuser@karin-Lenovo-G50-70 ~ $ sudo apt-get install wget
[sudo] password for botuser:
Sorry, user botuser is not allowed to execute '/usr/bin/apt-get install wget' as root on karin-Lenovo-G50-70.
botuser@karin-Lenovo-G50-70 ~ $ sudo su karin
[sudo] password for botuser:
Sorry, user botuser is not allowed to execute '/bin/su karin' as root on karin-Lenovo-G50-70.
botuser@karin-Lenovo-G50-70 ~ $ sudo su - karin
[sudo] password for botuser:
Sorry, user botuser is not allowed to execute '/bin/su - karin' as root on karin-Lenovo-G50-70.