Home directory typically located at /home/ for user files. Current working directory can be checked with "ls" command. Directory navigation uses "cd" command with various options
Backspace moves carriage one position backwards in typewriters. Modern computers move cursor and delete character at that position. Key may be labeled as delete, erase, or with left pointing arrow. Mac keyboards have two delete keys: backspace and delete
Ubuntu desktop users can find shutdown button in top right corner. Clicking Power Off button offers Cancel and Power Off options
fsck checks and repairs Linux filesystems for errors. Tool comes pre-installed with Linux distributions. Requires root permissions and terminal access
The Unarchiver is the simplest free app for opening RAR files. Online tools like B1 Online Archiver offer alternative extraction options. Terminal can extract RAR files using Homebrew
Macs have both internal and external IP addresses when connected to networks. IP addresses consist of four sets of digits separated by periods