How do you find out the current directory you’re in?
What are PIDs?
How do you count words, lines and characters in a file?
How do you find out what’s your shell?
What’s the command to find out today’s date?
How do you stop a process?
How do you write a while loop in shell?
How do you do number comparison in shell scripts?
How does a case statement look in shell scripts?
How do you refer to the arguments passed to a shell script?
How do you read keyboard input in shell scripts?
How do you search for a string inside a directory?
How do you list currently running process?