System Requirements & Virtualisation
What is the minimum RAM recommended for running Ubuntu in a virtual machine?
8 GB RAM
Which command displays Ubuntu version information?
lsb_release -a
Which command displays the currently logged-in user?
whoami
Which command prefix allows a user to perform administrative tasks?
sudo
Which command creates an empty file called notes.txt?
Which command creates a directory named Projects?
Which command returns you to your home directory?
touch notes.txt
mkdir Projects
cd or cd ~
What amount of Host machine RAM is preferred for multitasking and smoother VM performance?
16 GB RAM
Which command displays the currently running kernel version?
uname -r
Which command displays the computer's network name?
hostname
Which file contains sudo configuration settings?
/etc/sudoers?
Which command creates a file and allows content entry while overwriting existing contents?
Which commands displays a file
cat > notes.txt
more file_name?
cat file_name?
How much free disk space should be available on the host machine?
50 GB
Which command displays disk space usage in a human-readable format?
df -h
Which command displays the current working directory?
pwd
Which manual page explains privilege escalation?
man sudo
Which other text editor is used in Ubuntu beside cat?
nano
What is virtualisation
Technology that allows multiple operating systems to run on a single physical computer by creating virtual machines
Which command displays network interface information and IP addresses?
ip a
ifconfig
ip addr show
Which numerical identifiers are used internally by Linux to manage users and groups?
UIDs and GIDs
Which command updates Ubuntu package information using administrative privileges?
sudo apt update
Which command removes an empty directory?
rmdir directory_name
Which two applications can be used to create Ubuntu virtual machines?
Oracle VirtualBox and VMware Workstation Player/Pro
What is GNOME?
is the default graphical desktop environment used by Ubuntu that provides the desktop, application launcher, windows, and user interface?
What is the general Linux syntax/structure?
command [options] [arguments]
Which Linux command is used to change the password of the currently logged-in user?
passwd
Which command recursively removes a directory and all its contents?
rm -r directory_name