Linux Fundamentals - Getting Information about the Linux Computer

This video tutorial covers the use of different shells and terminals on a Mac computer, specifically using iTerm2 to connect to Linux shells like bash and Ch. It demonstrates how to retrieve information about the current shell and Linux system using commands like echo, uname, and uptime. The tutorial also explains how to check server load, uptime, and logged-in users, and introduces basic command usage in Linux.

What command can you use to find out which shell you are currently using?

• ls -l

• uname -a

• pwd

• echo $SHELL

Which command provides information about the Linux kernel version?

• cat /etc/os-release

• echo $SHELL

• uname -r

• lsb_release -a

What is the purpose of the 'uname -a' command?

• To print the current working directory

• To show the current user

• To list all files in a directory

• To display all system information

What does the 'uptime' command display?

• Kernel version

• List of logged-in users

• System uptime and load average

• Current directory

What does the 'uptime -p' option do?

• Shows the process ID

• Lists all running processes

• Prints the current path

• Displays uptime in a pretty format

How can you clear the terminal screen?

• Type 'exit'

• Press the 'Esc' key

• Use 'Ctrl + C'

• Use the 'clear' command

Which command shows the users currently logged into the system?

• users

• w

• id

• whoami