What is the result of the following code?

$pvt = Calculation(6,4,8,12);

print("Result = $pvt\n");

sub Calculation{

my ($fstVar, $secndVar) = @_;

my $square = sub{

return($_[0] ** 2);

};

return(&$square($fstVar) + &$square($secndVar));

};

The Perl interpreter keeps track of the length of a _____ as well as its contents?

A compound statement usually contains?

Which are types of Perl variables?

What is STDERR?

In order to 'store' an operator inside a variable in Perl, you would use:

What are bare words?

The bless operator

An atom cannot be

Which is not true of labels?

what is the purpose of the `qw` keyword in the statement: my @array = qw/apple orange grape/;