Linux is an operating system that is famously known for its flexibility and reliability, and it has gained popularity over time due to its good command-line interface. The command line interface on ...

The semicolon is used to separate multiple commands. Each command runs sequentially, regardless of whether the previous command succeeds or fails. The ampersand runs a command in the background, ...

echo "The sum of $n1 and $n2 is $sum" echo "The product of $n1 and $n2 is $product." echo "The sum of $n1 and $n2 is $sum" echo "The product of $n1 and $n2 is ...