QUESTIONS WITH VERIFIED ANSWERS 2026
EDITION.
Apple Business Manager
Supervises the use of macOS systems, restricts which apps can be installed, locates any systems, and
ensures they're up to date with the latest security patches
ls (Linux Command)
used for listing file system objects in Linux
pwd (Linux command)
used to print the current directory
cd (Linux Command)
used to change directories
mv(Linux command)
used to move file locations
cp (Linux command)
used to copy files from one location to another
rm (Linux command)
used to delete files
df (Linux command)
used to display the amount of free disk space
du (Linux command)
used to estimate the file space usage
nano (Linux command)
easy to use command line text editor
vi (Linux command)
old command that supports modal editing
vim (Linux command)
supports normal, visual, insert and command line mode
pico (Linux command)
, Text editor that provides less features and less complexity
cat (Linux command)
used to create, view, or concatenate files
find (Linux command)
used to search the file system or directory
grep (Linux command)
a useful command to search for matching patterns in a file
su (Linux command)
used to switch users
sudo (Linux command)
used to switch root user
usermod (Linux command)
used to modify the user's account
userdel (Linux command)
used to delete user's account
passwd (Linux command)
used to change or reset the user's account password
groupadd (Linux command)
used to add a new group
groupmod (Linux command)
used to modify a group
groupdel (Linux command)
used to delete a group
chmod (Linux command)
used to change access permissions
chown (Linux command)
used to change the owner
apt-get (Linux Command)
used to install and remove software on Debian