What does the "shift" function do?

What is the shebang?

How would you output the list of keys in a hash?

Does perl require variables be declared with a type? (ie: int, float, double, etc.)

$m=ucfirst('test'); What will be the output of $m?

lc function stands for?

While using Perl, which commands can be used for determining the number of items in a hash?

What are you doing?

Which Perl debugger commands is used for deleting all post-prompt Perl command actions?

What will be the output of the following Perl program? if ('5678' =~ /(?5)(?6)(?7)(?8)/) {foreach my $b_name (sort keys %-) { my $array_n = $-{$b_name}; foreach my $i (0..$#$array_n) { print '\$-{$b_name}[$i] : ', (defined($array_n->[$i]) ? ' '$array_n->[$i]' ' : 'undef'), '\n'; } } }

What will be the output of the following Perl code snippet? @EXAMPLE = (' - ABC', '01 - FAS', '2 - FAP', ' - STTR'); foreach (@EXAMPLe){ if (/0/ .. /1/) { print '$_\n'; } }