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for loop for loop in 1 to 5 while loop vi whileloop.sh # try to keep any number at 5 output switch case instead of using nested if else we can...
Special variables $$ – This represents the process ID number (PID) of the current shell.$0 – This variable represents the file name of the current...
File name conventions file name can be a maximum of 225 characters the name may contain alphabets(a-z or A-z), digits(0-9), dots(.), and...
what is a shell? Shell is a program. It will take the commands that the user is typing and it will give them to the OS to execute shell is an...
