Consider the following program code: @ array = ("Y", "W", "X"); @ array = sort(@array); unshift(@array, "Z"); print(@array[0]); What is the output of this code?
Yngve wants to define a character class that includes any alphanumeric word characters. Which one of the following choices is best suited for this requirement?
Consider the following program code: $Animal = Dogs bark; package Cat; $Animal = Cats purr; { package Fish; $Animal = Fish swim; } package main; print $Animal; What is the result of executing this program code?
Consider the following code block: BEGIN {print ("Jan ");} BEGIN {print ("Feb ");} END {print ("Mar ");} END {print ("Apr ");} Print ("May "); What is the result of this code block?